Merging upstream version 127.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

7 files changed, 49 insertions, 622 deletions

diff --git a/remote/marionette/accessibility.sys.mjs b/remote/marionette/accessibility.sys.mjs
deleted file mode 100644
index c500f2121e..0000000000
--- a/remote/marionette/accessibility.sys.mjs
+++ /dev/null
@@ -1,479 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this file,
- * You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-const lazy = {};
-
-ChromeUtils.defineESModuleGetters(lazy, {
-  error: "chrome://remote/content/shared/webdriver/Errors.sys.mjs",
-  Log: "chrome://remote/content/shared/Log.sys.mjs",
-  waitForObserverTopic: "chrome://remote/content/marionette/sync.sys.mjs",
-});
-
-ChromeUtils.defineLazyGetter(lazy, "logger", () =>
-  lazy.Log.get(lazy.Log.TYPES.MARIONETTE)
-);
-
-ChromeUtils.defineLazyGetter(lazy, "service", () => {
-  try {
-    return Cc["@mozilla.org/accessibilityService;1"].getService(
-      Ci.nsIAccessibilityService
-    );
-  } catch (e) {
-    lazy.logger.warn("Accessibility module is not present");
-    return undefined;
-  }
-});
-
-/** @namespace */
-export const accessibility = {
-  get service() {
-    return lazy.service;
-  },
-};
-
-/**
- * Accessible states used to check element"s state from the accessiblity API
- * perspective.
- *
- * Note: if gecko is built with --disable-accessibility, the interfaces
- * are not defined. This is why we use getters instead to be able to use
- * these statically.
- */
-accessibility.State = {
-  get Unavailable() {
-    return Ci.nsIAccessibleStates.STATE_UNAVAILABLE;
-  },
-  get Focusable() {
-    return Ci.nsIAccessibleStates.STATE_FOCUSABLE;
-  },
-  get Selectable() {
-    return Ci.nsIAccessibleStates.STATE_SELECTABLE;
-  },
-  get Selected() {
-    return Ci.nsIAccessibleStates.STATE_SELECTED;
-  },
-};
-
-/**
- * Accessible object roles that support some action.
- */
-accessibility.ActionableRoles = new Set([
-  "checkbutton",
-  "check menu item",
-  "check rich option",
-  "combobox",
-  "combobox option",
-  "entry",
-  "key",
-  "link",
-  "listbox option",
-  "listbox rich option",
-  "menuitem",
-  "option",
-  "outlineitem",
-  "pagetab",
-  "pushbutton",
-  "radiobutton",
-  "radio menu item",
-  "rowheader",
-  "slider",
-  "spinbutton",
-  "switch",
-]);
-
-/**
- * Factory function that constructs a new {@code accessibility.Checks}
- * object with enforced strictness or not.
- */
-accessibility.get = function (strict = false) {
-  return new accessibility.Checks(!!strict);
-};
-
-/**
- * Wait for the document accessibility state to be different from STATE_BUSY.
- *
- * @param {Document} doc
- *     The document to wait for.
- * @returns {Promise}
- *     A promise which resolves when the document's accessibility state is no
- *     longer busy.
- */
-function waitForDocumentAccessibility(doc) {
-  const documentAccessible = accessibility.service.getAccessibleFor(doc);
-  const state = {};
-  documentAccessible.getState(state, {});
-  if ((state.value & Ci.nsIAccessibleStates.STATE_BUSY) == 0) {
-    return Promise.resolve();
-  }
-
-  // Accessibility for the doc is busy, so wait for the state to change.
-  return lazy.waitForObserverTopic("accessible-event", {
-    checkFn: subject => {
-      // If event type does not match expected type, skip the event.
-      // If event's accessible does not match expected accessible,
-      // skip the event.
-      const event = subject.QueryInterface(Ci.nsIAccessibleEvent);
-      return (
-        event.eventType === Ci.nsIAccessibleEvent.EVENT_STATE_CHANGE &&
-        event.accessible === documentAccessible
-      );
-    },
-  });
-}
-
-/**
- * Retrieve the Accessible for the provided element.
- *
- * @param {Element} element
- *     The element for which we need to retrieve the accessible.
- *
- * @returns {nsIAccessible|null}
- *     The Accessible object corresponding to the provided element or null if
- *     the accessibility service is not available.
- */
-accessibility.getAccessible = async function (element) {
-  if (!accessibility.service) {
-    return null;
-  }
-
-  // First, wait for accessibility to be ready for the element's document.
-  await waitForDocumentAccessibility(element.ownerDocument);
-
-  const acc = accessibility.service.getAccessibleFor(element);
-  if (acc) {
-    return acc;
-  }
-
-  // The Accessible doesn't exist yet. This can happen because a11y tree
-  // mutations happen during refresh driver ticks. Stop the refresh driver from
-  // doing its regular ticks and force two refresh driver ticks: the first to
-  // let layout update and notify a11y, and the second to let a11y process
-  // updates.
-  const windowUtils = element.ownerGlobal.windowUtils;
-  windowUtils.advanceTimeAndRefresh(0);
-  windowUtils.advanceTimeAndRefresh(0);
-  // Go back to normal refresh driver ticks.
-  windowUtils.restoreNormalRefresh();
-  return accessibility.service.getAccessibleFor(element);
-};
-
-/**
- * Component responsible for interacting with platform accessibility
- * API.
- *
- * Its methods serve as wrappers for testing content and chrome
- * accessibility as well as accessibility of user interactions.
- */
-accessibility.Checks = class {
-  /**
-   * @param {boolean} strict
-   *     Flag indicating whether the accessibility issue should be logged
-   *     or cause an error to be thrown.  Default is to log to stdout.
-   */
-  constructor(strict) {
-    this.strict = strict;
-  }
-
-  /**
-   * Assert that the element has a corresponding accessible object, and retrieve
-   * this accessible. Note that if the accessibility.Checks component was
-   * created in non-strict mode, this helper will not attempt to resolve the
-   * accessible at all and will simply return null.
-   *
-   * @param {DOMElement|XULElement} element
-   *     Element to get the accessible object for.
-   * @param {boolean=} mustHaveAccessible
-   *     Flag indicating that the element must have an accessible object.
-   *     Defaults to not require this.
-   *
-   * @returns {Promise.<nsIAccessible>}
-   *     Promise with an accessibility object for the given element.
-   */
-  async assertAccessible(element, mustHaveAccessible = false) {
-    if (!this.strict) {
-      return null;
-    }
-
-    const accessible = await accessibility.getAccessible(element);
-    if (!accessible && mustHaveAccessible) {
-      this.error("Element does not have an accessible object", element);
-    }
-
-    return accessible;
-  }
-
-  /**
-   * Test if the accessible has a role that supports some arbitrary
-   * action.
-   *
-   * @param {nsIAccessible} accessible
-   *     Accessible object.
-   *
-   * @returns {boolean}
-   *     True if an actionable role is found on the accessible, false
-   *     otherwise.
-   */
-  isActionableRole(accessible) {
-    return accessibility.ActionableRoles.has(
-      accessibility.service.getStringRole(accessible.role)
-    );
-  }
-
-  /**
-   * Test if an accessible has at least one action that it supports.
-   *
-   * @param {nsIAccessible} accessible
-   *     Accessible object.
-   *
-   * @returns {boolean}
-   *     True if the accessible has at least one supported action,
-   *     false otherwise.
-   */
-  hasActionCount(accessible) {
-    return accessible.actionCount > 0;
-  }
-
-  /**
-   * Test if an accessible has a valid name.
-   *
-   * @param {nsIAccessible} accessible
-   *     Accessible object.
-   *
-   * @returns {boolean}
-   *     True if the accessible has a non-empty valid name, or false if
-   *     this is not the case.
-   */
-  hasValidName(accessible) {
-    return accessible.name && accessible.name.trim();
-  }
-
-  /**
-   * Test if an accessible has a {@code hidden} attribute.
-   *
-   * @param {nsIAccessible} accessible
-   *     Accessible object.
-   *
-   * @returns {boolean}
-   *     True if the accessible object has a {@code hidden} attribute,
-   *     false otherwise.
-   */
-  hasHiddenAttribute(accessible) {
-    let hidden = false;
-    try {
-      hidden = accessible.attributes.getStringProperty("hidden");
-    } catch (e) {}
-    // if the property is missing, error will be thrown
-    return hidden && hidden === "true";
-  }
-
-  /**
-   * Verify if an accessible has a given state.
-   * Test if an accessible has a given state.
-   *
-   * @param {nsIAccessible} accessible
-   *     Accessible object to test.
-   * @param {number} stateToMatch
-   *     State to match.
-   *
-   * @returns {boolean}
-   *     True if |accessible| has |stateToMatch|, false otherwise.
-   */
-  matchState(accessible, stateToMatch) {
-    let state = {};
-    accessible.getState(state, {});
-    return !!(state.value & stateToMatch);
-  }
-
-  /**
-   * Test if an accessible is hidden from the user.
-   *
-   * @param {nsIAccessible} accessible
-   *     Accessible object.
-   *
-   * @returns {boolean}
-   *     True if element is hidden from user, false otherwise.
-   */
-  isHidden(accessible) {
-    if (!accessible) {
-      return true;
-    }
-
-    while (accessible) {
-      if (this.hasHiddenAttribute(accessible)) {
-        return true;
-      }
-      accessible = accessible.parent;
-    }
-    return false;
-  }
-
-  /**
-   * Test if the element's visible state corresponds to its accessibility
-   * API visibility.
-   *
-   * @param {nsIAccessible} accessible
-   *     Accessible object.
-   * @param {DOMElement|XULElement} element
-   *     Element associated with |accessible|.
-   * @param {boolean} visible
-   *     Visibility state of |element|.
-   *
-   * @throws ElementNotAccessibleError
-   *     If |element|'s visibility state does not correspond to
-   *     |accessible|'s.
-   */
-  assertVisible(accessible, element, visible) {
-    let hiddenAccessibility = this.isHidden(accessible);
-
-    let message;
-    if (visible && hiddenAccessibility) {
-      message =
-        "Element is not currently visible via the accessibility API " +
-        "and may not be manipulated by it";
-    } else if (!visible && !hiddenAccessibility) {
-      message =
-        "Element is currently only visible via the accessibility API " +
-        "and can be manipulated by it";
-    }
-    this.error(message, element);
-  }
-
-  /**
-   * Test if the element's unavailable accessibility state matches the
-   * enabled state.
-   *
-   * @param {nsIAccessible} accessible
-   *     Accessible object.
-   * @param {DOMElement|XULElement} element
-   *     Element associated with |accessible|.
-   * @param {boolean} enabled
-   *     Enabled state of |element|.
-   *
-   * @throws ElementNotAccessibleError
-   *     If |element|'s enabled state does not match |accessible|'s.
-   */
-  assertEnabled(accessible, element, enabled) {
-    if (!accessible) {
-      return;
-    }
-
-    let win = element.ownerGlobal;
-    let disabledAccessibility = this.matchState(
-      accessible,
-      accessibility.State.Unavailable
-    );
-    let explorable =
-      win.getComputedStyle(element).getPropertyValue("pointer-events") !==
-      "none";
-
-    let message;
-    if (!explorable && !disabledAccessibility) {
-      message =
-        "Element is enabled but is not explorable via the " +
-        "accessibility API";
-    } else if (enabled && disabledAccessibility) {
-      message = "Element is enabled but disabled via the accessibility API";
-    } else if (!enabled && !disabledAccessibility) {
-      message = "Element is disabled but enabled via the accessibility API";
-    }
-    this.error(message, element);
-  }
-
-  /**
-   * Test if it is possible to activate an element with the accessibility
-   * API.
-   *
-   * @param {nsIAccessible} accessible
-   *     Accessible object.
-   * @param {DOMElement|XULElement} element
-   *     Element associated with |accessible|.
-   *
-   * @throws ElementNotAccessibleError
-   *     If it is impossible to activate |element| with |accessible|.
-   */
-  assertActionable(accessible, element) {
-    if (!accessible) {
-      return;
-    }
-
-    let message;
-    if (!this.hasActionCount(accessible)) {
-      message = "Element does not support any accessible actions";
-    } else if (!this.isActionableRole(accessible)) {
-      message =
-        "Element does not have a correct accessibility role " +
-        "and may not be manipulated via the accessibility API";
-    } else if (!this.hasValidName(accessible)) {
-      message = "Element is missing an accessible name";
-    } else if (!this.matchState(accessible, accessibility.State.Focusable)) {
-      message = "Element is not focusable via the accessibility API";
-    }
-
-    this.error(message, element);
-  }
-
-  /**
-   * Test that an element's selected state corresponds to its
-   * accessibility API selected state.
-   *
-   * @param {nsIAccessible} accessible
-   *     Accessible object.
-   * @param {DOMElement|XULElement} element
-   *     Element associated with |accessible|.
-   * @param {boolean} selected
-   *     The |element|s selected state.
-   *
-   * @throws ElementNotAccessibleError
-   *     If |element|'s selected state does not correspond to
-   *     |accessible|'s.
-   */
-  assertSelected(accessible, element, selected) {
-    if (!accessible) {
-      return;
-    }
-
-    // element is not selectable via the accessibility API
-    if (!this.matchState(accessible, accessibility.State.Selectable)) {
-      return;
-    }
-
-    let selectedAccessibility = this.matchState(
-      accessible,
-      accessibility.State.Selected
-    );
-
-    let message;
-    if (selected && !selectedAccessibility) {
-      message =
-        "Element is selected but not selected via the accessibility API";
-    } else if (!selected && selectedAccessibility) {
-      message =
-        "Element is not selected but selected via the accessibility API";
-    }
-    this.error(message, element);
-  }
-
-  /**
-   * Throw an error if strict accessibility checks are enforced and log
-   * the error to the log.
-   *
-   * @param {string} message
-   * @param {DOMElement|XULElement} element
-   *     Element that caused an error.
-   *
-   * @throws ElementNotAccessibleError
-   *     If |strict| is true.
-   */
-  error(message, element) {
-    if (!message || !this.strict) {
-      return;
-    }
-    if (element) {
-      let { id, tagName, className } = element;
-      message += `: id: ${id}, tagName: ${tagName}, className: ${className}`;
-    }
-
-    throw new lazy.error.ElementNotAccessibleError(message);
-  }
-};
diff --git a/remote/marionette/actors/MarionetteCommandsChild.sys.mjs b/remote/marionette/actors/MarionetteCommandsChild.sys.mjs
index d454e03fb0..e4db24b1e6 100644
--- a/remote/marionette/actors/MarionetteCommandsChild.sys.mjs
+++ b/remote/marionette/actors/MarionetteCommandsChild.sys.mjs
@@ -7,7 +7,8 @@
 const lazy = {};
 
 ChromeUtils.defineESModuleGetters(lazy, {
-  accessibility: "chrome://remote/content/marionette/accessibility.sys.mjs",
+  accessibility:
+    "chrome://remote/content/shared/webdriver/Accessibility.sys.mjs",
   action: "chrome://remote/content/shared/webdriver/Actions.sys.mjs",
   atom: "chrome://remote/content/marionette/atom.sys.mjs",
   dom: "chrome://remote/content/shared/DOM.sys.mjs",
@@ -282,17 +283,7 @@ export class MarionetteCommandsChild extends JSWindowActorChild {
   async getComputedLabel(options = {}) {
     const { elem } = options;
 
-    const accessible = await lazy.accessibility.getAccessible(elem);
-    if (!accessible) {
-      return "";
-    }
-
-    // If name is null (absent), expose the empty string.
-    if (accessible.name === null) {
-      return "";
-    }
-
-    return accessible.name;
+    return lazy.accessibility.getAccessibleName(elem);
   }
 
   /**
@@ -301,13 +292,7 @@ export class MarionetteCommandsChild extends JSWindowActorChild {
   async getComputedRole(options = {}) {
     const { elem } = options;
 
-    const accessible = await lazy.accessibility.getAccessible(elem);
-    if (!accessible) {
-      // If it's not in the a11y tree, it's probably presentational.
-      return "none";
-    }
-
-    return accessible.computedARIARole;
+    return lazy.accessibility.getComputedRole(elem);
   }
 
   /**
diff --git a/remote/marionette/atom.sys.mjs b/remote/marionette/atom.sys.mjs
index d065849d43..35840cac24 100644
--- a/remote/marionette/atom.sys.mjs
+++ b/remote/marionette/atom.sys.mjs
@@ -25,11 +25,10 @@ export const atom = {};
 // Follow the instructions to export all the atoms:
 // https://firefox-source-docs.mozilla.org/testing/marionette/SeleniumAtoms.html
 //
-// Built from SHA1: bd5cbe5b3a3e60b5970d8168474dd69a996c392c
+// Built from SHA1: 33c6b7841a59aaaad55744909c0600f066fd5593
 const ATOMS = {
-  getVisibleText: "function(){return (function(){var k=this||self;function aa(a){return\"string\"==typeof a}function ba(a,b){a=a.split(\".\");var c=k;a[0]in c||\"undefined\"==typeof c.execScript||c.execScript(\"var \"+a[0]);for(var d;a.length&&(d=a.shift());)a.length||void 0===b?c[d]&&c[d]!==Object.prototype[d]?c=c[d]:c=c[d]={}:c[d]=b}\nfunction ca(a){var b=typeof a;if(\"object\"==b)if(a){if(a instanceof Array)return\"array\";if(a instanceof Object)return b;var c=Object.prototype.toString.call(a);if(\"[object Window]\"==c)return\"object\";if(\"[object Array]\"==c||\"number\"==typeof a.length&&\"undefined\"!=typeof a.splice&&\"undefined\"!=typeof a.propertyIsEnumerable&&!a.propertyIsEnumerable(\"splice\"))return\"array\";if(\"[object Function]\"==c||\"undefined\"!=typeof a.call&&\"undefined\"!=typeof a.propertyIsEnumerable&&!a.propertyIsEnumerable(\"call\"))return\"function\"}else return\"null\";\nelse if(\"function\"==b&&\"undefined\"==typeof a.call)return\"object\";return b}function da(a,b,c){return a.call.apply(a.bind,arguments)}function ea(a,b,c){if(!a)throw Error();if(2<arguments.length){var d=Array.prototype.slice.call(arguments,2);return function(){var e=Array.prototype.slice.call(arguments);Array.prototype.unshift.apply(e,d);return a.apply(b,e)}}return function(){return a.apply(b,arguments)}}\nfunction fa(a,b,c){Function.prototype.bind&&-1!=Function.prototype.bind.toString().indexOf(\"native code\")?fa=da:fa=ea;return fa.apply(null,arguments)}function ha(a,b){var c=Array.prototype.slice.call(arguments,1);return function(){var d=c.slice();d.push.apply(d,arguments);return a.apply(this,d)}}function m(a,b){function c(){}c.prototype=b.prototype;a.prototype=new c;a.prototype.constructor=a};/*\n\n The MIT License\n\n Copyright (c) 2007 Cybozu Labs, Inc.\n Copyright (c) 2012 Google Inc.\n\n Permission is hereby granted, free of charge, to any person obtaining a copy\n of this software and associated documentation files (the \"Software\"), to\n deal in the Software without restriction, including without limitation the\n rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n sell copies of the Software, and to permit persons to whom the Software is\n furnished to do so, subject to the following conditions:\n\n The above copyright notice and this permission notice shall be included in\n all copies or substantial portions of the Software.\n\n THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\n AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n IN THE SOFTWARE.\n*/\nfunction ia(a,b,c){this.a=a;this.b=b||1;this.f=c||1};var ja=Array.prototype.indexOf?function(a,b){return Array.prototype.indexOf.call(a,b,void 0)}:function(a,b){if(\"string\"===typeof a)return\"string\"!==typeof b||1!=b.length?-1:a.indexOf(b,0);for(var c=0;c<a.length;c++)if(c in a&&a[c]===b)return c;return-1},p=Array.prototype.forEach?function(a,b){Array.prototype.forEach.call(a,b,void 0)}:function(a,b){for(var c=a.length,d=\"string\"===typeof a?a.split(\"\"):a,e=0;e<c;e++)e in d&&b.call(void 0,d[e],e,a)},ka=Array.prototype.filter?function(a,b){return Array.prototype.filter.call(a,\nb,void 0)}:function(a,b){for(var c=a.length,d=[],e=0,f=\"string\"===typeof a?a.split(\"\"):a,g=0;g<c;g++)if(g in f){var h=f[g];b.call(void 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g=1,h=f.length;g<h;g++){var q=[];for(b=f[g];b=b.previousSibling;)q.unshift(b);for(var x=0,T=q.length;x<T;x++)b=q[x],C(b,c,d)&&a.a(b)&&e.add(b),e=D(a,b,c,d,e)}return e},!0,!0);\nV(\"preceding-sibling\",function(a,b){for(var c=new E;b=b.previousSibling;)a.a(b)&&Xa(c,b);return c},!0);var zb=V(\"self\",function(a,b){var c=new E;a.a(b)&&c.add(b);return c},!1);function Ab(a){J.call(this,1);this.c=a;this.g=a.g;this.b=a.b}l(Ab,J);Ab.prototype.a=function(a){return-L(this.c,a)};Ab.prototype.toString=function(){return\"Unary Expression: -\"+K(this.c)};function Bb(a){J.call(this,4);this.c=a;ab(this,r(this.c,function(b){return b.g}));bb(this,r(this.c,function(b){return b.b}))}l(Bb,J);Bb.prototype.a=function(a){var b=new E;n(this.c,function(c){c=c.a(a);if(!(c instanceof E))throw Error(\"Path expression must evaluate to NodeSet.\");b=Wa(b,c)});return b};Bb.prototype.toString=function(){return p(this.c,function(a,b){return a+K(b)},\"Union Expression:\")};function Cb(a,b){this.a=a;this.b=b}function Db(a){for(var b,c=[];;){W(a,\"Missing right hand side of binary expression.\");b=Eb(a);var d=A(a.a);if(!d)break;var e=(d=eb[d]||null)&&d.D;if(!e){a.a.a--;break}for(;c.length&&e<=c[c.length-1].D;)b=new O(c.pop(),c.pop(),b);c.push(b,d)}for(;c.length;)b=new O(c.pop(),c.pop(),b);return b}function W(a,b){if(Ia(a.a))throw Error(b);}function Fb(a,b){a=A(a.a);if(a!=b)throw Error(\"Bad token, expected: \"+b+\" got: \"+a);}\nfunction Gb(a){a=A(a.a);if(\")\"!=a)throw Error(\"Bad token: \"+a);}function Hb(a){a=A(a.a);if(2>a.length)throw Error(\"Unclosed literal string\");return new lb(a)}\nfunction Ib(a){var b=[];if(qb(z(a.a))){var c=A(a.a);var d=z(a.a);if(\"/\"==c&&(Ia(a.a)||\".\"!=d&&\"..\"!=d&&\"@\"!=d&&\"*\"!=d&&!/(?![0-9])[\\w]/.test(d)))return new S;d=new S;W(a,\"Missing next location step.\");c=Jb(a,c);b.push(c)}else{a:{c=z(a.a);d=c.charAt(0);switch(d){case \"$\":throw Error(\"Variable reference not allowed in HTML XPath\");case \"(\":A(a.a);c=Db(a);W(a,'unclosed \"(\"');Fb(a,\")\");break;case '\"':case \"'\":c=Hb(a);break;default:if(isNaN(+c))if(!kb(c)&&/(?![0-9])[\\w]/.test(d)&&\"(\"==z(a.a,1)){c=A(a.a);\nc=jb[c]||null;A(a.a);for(d=[];\")\"!=z(a.a);){W(a,\"Missing function argument list.\");d.push(Db(a));if(\",\"!=z(a.a))break;A(a.a)}W(a,\"Unclosed function argument list.\");Gb(a);c=new hb(c,d)}else{c=null;break a}else c=new mb(+A(a.a))}\"[\"==z(a.a)&&(d=new tb(Kb(a)),c=new fb(c,d))}if(c)if(qb(z(a.a)))d=c;else return c;else c=Jb(a,\"/\"),d=new pb,b.push(c)}for(;qb(z(a.a));)c=A(a.a),W(a,\"Missing next location step.\"),c=Jb(a,c),b.push(c);return new nb(d,b)}\nfunction Jb(a,b){if(\"/\"!=b&&\"//\"!=b)throw Error('Step op should be \"/\" or \"//\"');if(\".\"==z(a.a)){var c=new U(zb,new G(\"node\"));A(a.a);return c}if(\"..\"==z(a.a))return c=new U(yb,new G(\"node\")),A(a.a),c;if(\"@\"==z(a.a)){var d=ob;A(a.a);W(a,\"Missing attribute name\")}else if(\"::\"==z(a.a,1)){if(!/(?![0-9])[\\w]/.test(z(a.a).charAt(0)))throw Error(\"Bad token: \"+A(a.a));var e=A(a.a);d=xb[e]||null;if(!d)throw Error(\"No axis with name: \"+e);A(a.a);W(a,\"Missing node name\")}else d=ub;e=z(a.a);if(/(?![0-9])[\\w\\*]/.test(e.charAt(0)))if(\"(\"==\nz(a.a,1)){if(!kb(e))throw Error(\"Invalid node type: \"+e);e=A(a.a);if(!kb(e))throw Error(\"Invalid type name: \"+e);Fb(a,\"(\");W(a,\"Bad nodetype\");var f=z(a.a).charAt(0),g=null;if('\"'==f||\"'\"==f)g=Hb(a);W(a,\"Bad nodetype\");Gb(a);e=new G(e,g)}else if(e=A(a.a),f=e.indexOf(\":\"),-1==f)e=new F(e);else{g=e.substring(0,f);if(\"*\"==g)var h=\"*\";else if(h=a.b(g),!h)throw Error(\"Namespace prefix not declared: \"+g);e=e.substr(f+1);e=new F(e,h)}else throw Error(\"Bad token: \"+A(a.a));a=new tb(Kb(a),d.s);return c||new U(d,\ne,a,\"//\"==b)}function Kb(a){for(var b=[];\"[\"==z(a.a);){A(a.a);W(a,\"Missing predicate expression.\");var c=Db(a);b.push(c);W(a,\"Unclosed predicate expression.\");Fb(a,\"]\")}return b}function Eb(a){if(\"-\"==z(a.a))return A(a.a),new Ab(Eb(a));var b=Ib(a);if(\"|\"!=z(a.a))a=b;else{for(b=[b];\"|\"==A(a.a);)W(a,\"Missing next union location path.\"),b.push(Ib(a));a.a.a--;a=new Bb(b)}return a};function Lb(a){switch(a.nodeType){case 1:return ha(Mb,a);case 9:return Lb(a.documentElement);case 11:case 10:case 6:case 12:return Nb;default:return a.parentNode?Lb(a.parentNode):Nb}}function Nb(){return null}function Mb(a,b){if(a.prefix==b)return a.namespaceURI||\"http://www.w3.org/1999/xhtml\";var c=a.getAttributeNode(\"xmlns:\"+b);return c&&c.specified?c.value||null:a.parentNode&&9!=a.parentNode.nodeType?Mb(a.parentNode,b):null};function Ob(a,b){if(!a.length)throw Error(\"Empty XPath expression.\");a=Fa(a);if(Ia(a))throw Error(\"Invalid XPath expression.\");b?\"function\"==ca(b)||(b=fa(b.lookupNamespaceURI,b)):b=function(){return null};var c=Db(new Cb(a,b));if(!Ia(a))throw Error(\"Bad token: \"+A(a));this.evaluate=function(d,e){d=c.a(new m(d));return new X(d,e)}}\nfunction X(a,b){if(0==b)if(a instanceof E)b=4;else if(\"string\"==typeof a)b=2;else if(\"number\"==typeof a)b=1;else if(\"boolean\"==typeof a)b=3;else throw Error(\"Unexpected evaluation result.\");if(2!=b&&1!=b&&3!=b&&!(a instanceof E))throw Error(\"value could not be converted to the specified type\");this.resultType=b;switch(b){case 2:this.stringValue=a instanceof E?Za(a):\"\"+a;break;case 1:this.numberValue=a instanceof E?+Za(a):+a;break;case 3:this.booleanValue=a instanceof E?0<a.l:!!a;break;case 4:case 5:case 6:case 7:var c=\nH(a);var d=[];for(var e=I(c);e;e=I(c))d.push(e instanceof y?e.a:e);this.snapshotLength=a.l;this.invalidIteratorState=!1;break;case 8:case 9:a=Ya(a);this.singleNodeValue=a instanceof y?a.a:a;break;default:throw Error(\"Unknown XPathResult type.\");}var f=0;this.iterateNext=function(){if(4!=b&&5!=b)throw Error(\"iterateNext called with wrong result type\");return f>=d.length?null:d[f++]};this.snapshotItem=function(g){if(6!=b&&7!=b)throw Error(\"snapshotItem called with wrong result type\");return g>=d.length||\n0>g?null:d[g]}}X.ANY_TYPE=0;X.NUMBER_TYPE=1;X.STRING_TYPE=2;X.BOOLEAN_TYPE=3;X.UNORDERED_NODE_ITERATOR_TYPE=4;X.ORDERED_NODE_ITERATOR_TYPE=5;X.UNORDERED_NODE_SNAPSHOT_TYPE=6;X.ORDERED_NODE_SNAPSHOT_TYPE=7;X.ANY_UNORDERED_NODE_TYPE=8;X.FIRST_ORDERED_NODE_TYPE=9;function Pb(a){this.lookupNamespaceURI=Lb(a)}\nfunction Qb(a,b){a=a||k;var c=a.Document&&a.Document.prototype||a.document;if(!c.evaluate||b)a.XPathResult=X,c.evaluate=function(d,e,f,g){return(new Ob(d,f)).evaluate(e,g)},c.createExpression=function(d,e){return new Ob(d,e)},c.createNSResolver=function(d){return new Pb(d)}}ba(\"wgxpath.install\",Qb);ba(\"wgxpath.install\",Qb);var Rb=pa(),Sb=ra()||u(\"iPod\"),Tb=u(\"iPad\"),Ub=u(\"Android\")&&!(qa()||pa()||u(\"Opera\")||u(\"Silk\")),Vb=qa(),Wb=u(\"Safari\")&&!(qa()||u(\"Coast\")||u(\"Opera\")||u(\"Edge\")||u(\"Edg/\")||u(\"OPR\")||pa()||u(\"Silk\")||u(\"Android\"))&&!(ra()||u(\"iPad\")||u(\"iPod\"));function Y(a){return(a=a.exec(t))?a[1]:\"\"}(function(){if(Rb)return Y(/Firefox\\/([0-9.]+)/);if(v||ta||sa)return xa;if(Vb)return ra()||u(\"iPad\")||u(\"iPod\")?Y(/CriOS\\/([0-9.]+)/):Y(/Chrome\\/([0-9.]+)/);if(Wb&&!(ra()||u(\"iPad\")||u(\"iPod\")))return Y(/Version\\/([0-9.]+)/);if(Sb||Tb){var a=/Version\\/(\\S+).*Mobile\\/(\\S+)/.exec(t);if(a)return a[1]+\".\"+a[2]}else if(Ub)return(a=Y(/Android\\s+([0-9.]+)/))?a:Y(/Version\\/([0-9.]+)/);return\"\"})();function Z(a,b){b&&\"string\"!==typeof b&&(b=b.toString());return!!a&&1==a.nodeType&&(!b||a.tagName.toUpperCase()==b)};var Xb=\"BUTTON INPUT OPTGROUP OPTION SELECT TEXTAREA\".split(\" \");function Yb(a){return r(Xb,function(b){return Z(a,b)})?a.disabled?!1:a.parentNode&&1==a.parentNode.nodeType&&Z(a,\"OPTGROUP\")||Z(a,\"OPTION\")?Yb(a.parentNode):!Oa(a,function(b){var c=b.parentNode;if(c&&Z(c,\"FIELDSET\")&&c.disabled){if(!Z(b,\"LEGEND\"))return!0;for(;b=void 0!==b.previousElementSibling?b.previousElementSibling:Ja(b.previousSibling);)if(Z(b,\"LEGEND\"))return!0}return!1}):!0};ba(\"_\",Yb);; return this._.apply(null,arguments);}).apply({navigator:typeof window!='undefined'?window.navigator:null,document:typeof window!='undefined'?window.document:null}, arguments);}\n",
 };
 
 atom.getVisibleText = async function (element, window) {
@@ -40,10 +39,6 @@ atom.isElementDisplayed = function (element, window) {
   return executeInContent("isElementDisplayed", element, window);
 }
 
-atom.isElementEnabled = function (element, window) {
-  return executeInContent("isElementEnabled", element, window);
-}
-
 function executeInContent(name, element, window) {
   const sandbox = lazy.sandbox.createMutable(window);
 
diff --git a/remote/marionette/driver.sys.mjs b/remote/marionette/driver.sys.mjs
index 6b5b1cf082..95b1352ab3 100644
--- a/remote/marionette/driver.sys.mjs
+++ b/remote/marionette/driver.sys.mjs
@@ -29,7 +29,7 @@ ChromeUtils.defineESModuleGetters(lazy, {
   MarionettePrefs: "chrome://remote/content/marionette/prefs.sys.mjs",
   modal: "chrome://remote/content/shared/Prompt.sys.mjs",
   navigate: "chrome://remote/content/marionette/navigate.sys.mjs",
-  permissions: "chrome://remote/content/marionette/permissions.sys.mjs",
+  permissions: "chrome://remote/content/shared/Permissions.sys.mjs",
   pprint: "chrome://remote/content/shared/Format.sys.mjs",
   print: "chrome://remote/content/shared/PDF.sys.mjs",
   PromptListener:
@@ -1373,9 +1373,20 @@ GeckoDriver.prototype.switchToFrame = async function (cmd) {
     byFrame = el;
   }
 
-  const { browsingContext } = await this.getActor({ top }).switchToFrame(
-    byFrame || id
-  );
+  // If the current context changed during the switchToFrame call, attempt to
+  // call switchToFrame again until the browsing context remains stable.
+  // See https://bugzilla.mozilla.org/show_bug.cgi?id=1786640#c11
+  let browsingContext;
+  for (let i = 0; i < 5; i++) {
+    const currentBrowsingContext = this.currentSession.contentBrowsingContext;
+    ({ browsingContext } = await this.getActor({ top }).switchToFrame(
+      byFrame || id
+    ));
+
+    if (currentBrowsingContext == this.currentSession.contentBrowsingContext) {
+      break;
+    }
+  }
 
   this.currentSession.contentBrowsingContext = browsingContext;
 };
@@ -3346,22 +3357,16 @@ GeckoDriver.prototype.setPermission = async function (cmd) {
   const { descriptor, state, oneRealm = false } = cmd.parameters;
   const browsingContext = lazy.assert.open(this.getBrowsingContext());
 
-  // XXX: We currently depend on camera/microphone tests throwing UnsupportedOperationError,
-  // the fix is ongoing in bug 1609427.
-  if (["camera", "microphone"].includes(descriptor.name)) {
-    throw new lazy.error.UnsupportedOperationError(
-      "setPermission: camera and microphone permissions are currently unsupported"
-    );
-  }
+  lazy.permissions.validatePermission(descriptor.name);
 
-  // XXX: Allowing this permission causes timing related Android crash, see also bug 1878741
+  // Bug 1878741: Allowing this permission causes timing related Android crash.
   if (descriptor.name === "notifications") {
     if (Services.prefs.getBoolPref("notification.prompt.testing", false)) {
       // Okay, do nothing. The notifications module will work without permission.
       return;
     }
     throw new lazy.error.UnsupportedOperationError(
-      "setPermission: expected notification.prompt.testing to be set"
+      `Setting "descriptor.name" "notifications" expected "notification.prompt.testing" preference to be set`
     );
   }
 
@@ -3378,7 +3383,26 @@ GeckoDriver.prototype.setPermission = async function (cmd) {
 
   lazy.assert.boolean(oneRealm);
 
-  lazy.permissions.set(params.type, params.state, oneRealm, browsingContext);
+  if (!lazy.MarionettePrefs.setPermissionEnabled) {
+    throw new lazy.error.UnsupportedOperationError(
+      "'Set Permission' is not available"
+    );
+  }
+
+  let origin = browsingContext.currentURI.prePath;
+
+  // storage-access is a special case.
+  if (descriptor.name === "storage-access") {
+    origin = browsingContext.top.currentURI.prePath;
+
+    params = {
+      type: lazy.permissions.getStorageAccessPermissionsType(
+        browsingContext.currentWindowGlobal.documentURI
+      ),
+    };
+  }
+
+  lazy.permissions.set(params, state, origin);
 };
 
 /**
diff --git a/remote/marionette/interaction.sys.mjs b/remote/marionette/interaction.sys.mjs
index d710f2eb46..7fa7df0abe 100644
--- a/remote/marionette/interaction.sys.mjs
+++ b/remote/marionette/interaction.sys.mjs
@@ -9,7 +9,8 @@ const lazy = {};
 ChromeUtils.defineESModuleGetters(lazy, {
   setTimeout: "resource://gre/modules/Timer.sys.mjs",
 
-  accessibility: "chrome://remote/content/marionette/accessibility.sys.mjs",
+  accessibility:
+    "chrome://remote/content/shared/webdriver/Accessibility.sys.mjs",
   atom: "chrome://remote/content/marionette/atom.sys.mjs",
   dom: "chrome://remote/content/shared/DOM.sys.mjs",
   error: "chrome://remote/content/shared/webdriver/Errors.sys.mjs",
@@ -236,9 +237,7 @@ async function webdriverClickElement(el, a11y) {
 }
 
 async function chromeClick(el, a11y) {
-  const win = getWindow(el);
-
-  if (!(await lazy.atom.isElementEnabled(el, win))) {
+  if (!(await lazy.dom.isEnabled(el))) {
     throw new lazy.error.InvalidElementStateError("Element is not enabled");
   }
 
@@ -266,7 +265,7 @@ async function seleniumClickElement(el, a11y) {
     throw new lazy.error.ElementNotInteractableError();
   }
 
-  if (!(await lazy.atom.isElementEnabled(el, win))) {
+  if (!(await lazy.dom.isEnabled(el))) {
     throw new lazy.error.InvalidElementStateError("Element is not enabled");
   }
 
@@ -775,7 +774,7 @@ interaction.isElementEnabled = async function (el, strict = false) {
   ) {
     enabled = false;
   } else {
-    enabled = await lazy.atom.isElementEnabled(el, win);
+    enabled = await lazy.dom.isEnabled(el);
   }
 
   let a11y = lazy.accessibility.get(strict);
diff --git a/remote/marionette/jar.mn b/remote/marionette/jar.mn
index 21c37ee455..2c04e0866c 100644
--- a/remote/marionette/jar.mn
+++ b/remote/marionette/jar.mn
@@ -4,7 +4,6 @@
 
 remote.jar:
 % content remote %content/
-  content/marionette/accessibility.sys.mjs (accessibility.sys.mjs)
   content/marionette/actors/MarionetteCommandsChild.sys.mjs (actors/MarionetteCommandsChild.sys.mjs)
   content/marionette/actors/MarionetteCommandsParent.sys.mjs (actors/MarionetteCommandsParent.sys.mjs)
   content/marionette/actors/MarionetteEventsChild.sys.mjs (actors/MarionetteEventsChild.sys.mjs)
@@ -24,7 +23,6 @@ remote.jar:
   content/marionette/message.sys.mjs (message.sys.mjs)
   content/marionette/navigate.sys.mjs (navigate.sys.mjs)
   content/marionette/packets.sys.mjs (packets.sys.mjs)
-  content/marionette/permissions.sys.mjs (permissions.sys.mjs)
   content/marionette/prefs.sys.mjs (prefs.sys.mjs)
   content/marionette/reftest.sys.mjs (reftest.sys.mjs)
   content/marionette/reftest.xhtml (chrome/reftest.xhtml)
diff --git a/remote/marionette/permissions.sys.mjs b/remote/marionette/permissions.sys.mjs
deleted file mode 100644
index 5238bf8347..0000000000
--- a/remote/marionette/permissions.sys.mjs
+++ /dev/null
@@ -1,95 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this file,
- * You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-const lazy = {};
-
-ChromeUtils.defineESModuleGetters(lazy, {
-  error: "chrome://remote/content/shared/webdriver/Errors.sys.mjs",
-  MarionettePrefs: "chrome://remote/content/marionette/prefs.sys.mjs",
-});
-
-/** @namespace */
-export const permissions = {};
-
-function mapToInternalPermissionParameters(browsingContext, permissionType) {
-  const currentURI = browsingContext.currentWindowGlobal.documentURI;
-
-  // storage-access is quite special...
-  if (permissionType === "storage-access") {
-    const thirdPartyPrincipalSite = Services.eTLD.getSite(currentURI);
-
-    const topLevelURI = browsingContext.top.currentWindowGlobal.documentURI;
-    const topLevelPrincipal =
-      Services.scriptSecurityManager.createContentPrincipal(topLevelURI, {});
-
-    return {
-      name: "3rdPartyFrameStorage^" + thirdPartyPrincipalSite,
-      principal: topLevelPrincipal,
-    };
-  }
-
-  const currentPrincipal =
-    Services.scriptSecurityManager.createContentPrincipal(currentURI, {});
-
-  return {
-    name: permissionType,
-    principal: currentPrincipal,
-  };
-}
-
-/**
- * Set a permission's state.
- * Note: Currently just a shim to support testdriver's set_permission.
- *
- * @param {object} permissionType
- *     The Gecko internal permission type
- * @param {string} state
- *     State of the permission. It can be `granted`, `denied` or `prompt`.
- * @param {boolean} oneRealm
- *     Currently ignored
- * @param {browsingContext=} browsingContext
- *     Current browsing context object
- * @throws {UnsupportedOperationError}
- *     If `marionette.setpermission.enabled` is not set or
- *     an unsupported permission is used.
- */
-permissions.set = function (permissionType, state, oneRealm, browsingContext) {
-  if (!lazy.MarionettePrefs.setPermissionEnabled) {
-    throw new lazy.error.UnsupportedOperationError(
-      "'Set Permission' is not available"
-    );
-  }
-
-  const { name, principal } = mapToInternalPermissionParameters(
-    browsingContext,
-    permissionType
-  );
-
-  switch (state) {
-    case "granted": {
-      Services.perms.addFromPrincipal(
-        principal,
-        name,
-        Services.perms.ALLOW_ACTION
-      );
-      return;
-    }
-    case "denied": {
-      Services.perms.addFromPrincipal(
-        principal,
-        name,
-        Services.perms.DENY_ACTION
-      );
-      return;
-    }
-    case "prompt": {
-      Services.perms.removeFromPrincipal(principal, name);
-      return;
-    }
-    default:
-      throw new lazy.error.UnsupportedOperationError(
-        "Unrecognized permission keyword for 'Set Permission' operation"
-      );
-  }
-};