Adding upstream version 110.0.1.upstream/110.0.1upstream

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

1 files changed, 1009 insertions, 0 deletions

diff --git a/dom/chrome-webidl/ChromeUtils.webidl b/dom/chrome-webidl/ChromeUtils.webidl
new file mode 100644
index 0000000000..f8f0b02ee7
--- /dev/null
+++ b/dom/chrome-webidl/ChromeUtils.webidl
@@ -0,0 +1,1009 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/.
+ */
+
+interface nsIDOMProcessChild;
+interface nsIDOMProcessParent;
+interface Principal;
+
+/**
+ * An optimized QueryInterface method, generated by generateQI.
+ *
+ * For JS callers, this behaves like a normal QueryInterface function. When
+ * called with a supported interface, it returns its `this` object. When
+ * called with an unsupported interface, it throws NS_ERROR_NO_INTERFACE.
+ *
+ * C++ callers use a fast path, and never call the JSAPI or WebIDL methods of
+ * this object.
+ */
+[ChromeOnly, Exposed=Window]
+interface MozQueryInterface {
+  [Throws]
+  legacycaller any (any aIID);
+};
+
+/**
+ * Options for a marker created with the addProfilerMarker method.
+ * All fields are optional.
+ */
+dictionary ProfilerMarkerOptions {
+  // A timestamp to use as the start time of the marker.
+  // If no start time is provided, the marker will have no duration.
+  // In window and ChromeWorker contexts, use a timestamp from
+  // `performance.now()`.
+  // In JS modules, use `Cu.now()` to get a timestamp.
+  DOMHighResTimeStamp startTime = 0;
+
+  // If captureStack is true, a profiler stack will be captured and associated
+  // with the marker.
+  boolean captureStack = false;
+
+  // Markers are created by default in the JavaScript category, but this can be
+  // overridden.
+  // Examples of correct values: "JavaScript", "Test", "Other", ...
+  // See ProfilingCategoryList.h for the complete list of valid values.
+  // Using an unrecognized value will set the category to "Other".
+  ByteString category = "JavaScript";
+
+  // Inner window ID to use for the marker. If the global object is a window,
+  // the inner window id of the marker will be set automatically.
+  // If a marker that relates to a specific window is added from a JS module,
+  // setting the inner window id will allow the profiler to show which window
+  // the marker applies to.
+  unsigned long long innerWindowId = 0;
+};
+
+dictionary InteractionData {
+  unsigned long interactionCount = 0;
+  unsigned long interactionTimeInMilliseconds = 0;
+  unsigned long scrollingDistanceInPixels = 0;
+};
+
+/**
+ * Confidence value of credit card fields. This is used by the native
+ * Fathom Credit Card model to return the score to JS.
+ */
+dictionary FormAutofillConfidences {
+  double ccNumber = 0;
+  double ccName = 0;
+};
+
+/**
+ * A collection of static utility methods that are only exposed to system code.
+ * This is exposed in all the system globals where we can expose stuff by
+ * default, so should only include methods that are **thread-safe**.
+ */
+[ChromeOnly, Exposed=(Window,Worker)]
+namespace ChromeUtils {
+  /**
+   * Get the |NodeId| for the given JS Object.
+   * |NodeId| is the identifier of |JS::ubi::Node|.
+   */
+  NodeId getObjectNodeId(object obj);
+
+  /**
+   * Serialize a snapshot of the heap graph, as seen by |JS::ubi::Node| and
+   * restricted by |boundaries|, and write it to the provided file path.
+   *
+   * @param boundaries        The portion of the heap graph to write.
+   *
+   * @returns                 The path to the file the heap snapshot was written
+   *                          to. This is guaranteed to be within the temp
+   *                          directory and its file name will match the regexp
+   *                          `\d+(\-\d+)?\.fxsnapshot`.
+   */
+  [Throws]
+  DOMString saveHeapSnapshot(optional HeapSnapshotBoundaries boundaries = {});
+
+  /**
+   * This is the same as saveHeapSnapshot, but with a different return value.
+   *
+   * @returns                 The snapshot ID of the file. This is the file name
+   *                          without the temp directory or the trailing
+   *                          `.fxsnapshot`.
+   */
+  [Throws]
+  DOMString saveHeapSnapshotGetId(optional HeapSnapshotBoundaries boundaries = {});
+
+  /**
+   * Deserialize a core dump into a HeapSnapshot.
+   *
+   * @param filePath          The file path to read the heap snapshot from.
+   */
+  [Throws, NewObject]
+  HeapSnapshot readHeapSnapshot(DOMString filePath);
+
+  /**
+   * Return the keys in a weak map.  This operation is
+   * non-deterministic because it is affected by the scheduling of the
+   * garbage collector and the cycle collector.
+   *
+   * @param aMap weak map or other JavaScript value
+   * @returns If aMap is a weak map object, return the keys of the weak
+   *          map as an array.  Otherwise, return undefined.
+   */
+  [Throws, NewObject]
+  any nondeterministicGetWeakMapKeys(any map);
+
+  /**
+   * Return the keys in a weak set.  This operation is
+   * non-deterministic because it is affected by the scheduling of the
+   * garbage collector and the cycle collector.
+   *
+   * @param aSet weak set or other JavaScript value
+   * @returns If aSet is a weak set object, return the keys of the weak
+   *          set as an array.  Otherwise, return undefined.
+   */
+  [Throws, NewObject]
+  any nondeterministicGetWeakSetKeys(any aSet);
+
+  /**
+   * Converts a buffer to a Base64 URL-encoded string per RFC 4648.
+   *
+   * @param source The buffer to encode.
+   * @param options Additional encoding options.
+   * @returns The encoded string.
+   */
+  [Throws]
+  ByteString base64URLEncode(BufferSource source,
+                             Base64URLEncodeOptions options);
+
+  /**
+   * Decodes a Base64 URL-encoded string per RFC 4648.
+   *
+   * @param string The string to decode.
+   * @param options Additional decoding options.
+   * @returns The decoded buffer.
+   */
+  [Throws, NewObject]
+  ArrayBuffer base64URLDecode(ByteString string,
+                              Base64URLDecodeOptions options);
+
+  /**
+   * Cause the current process to fatally crash unless the given condition is
+   * true. This is similar to MOZ_RELEASE_ASSERT in C++ code.
+   *
+   * WARNING: This message is included publicly in the crash report, and must
+   * not contain private information.
+   *
+   * Crash report will be augmented with the current JS stack information.
+   */
+  undefined releaseAssert(boolean condition,
+                          optional DOMString message = "<no message>");
+
+#ifdef NIGHTLY_BUILD
+
+  /**
+   * If the chrome code has thrown a JavaScript Dev Error
+   * in the current JSRuntime. the first such error, or `undefined`
+   * otherwise.
+   *
+   * A JavaScript Dev Error is an exception thrown by JavaScript
+   * code that matches both conditions:
+   * - it was thrown by chrome code;
+   * - it is either a `ReferenceError`, a `TypeError` or a `SyntaxError`.
+   *
+   * Such errors are stored regardless of whether they have been
+   * caught.
+   *
+   * This mechanism is designed to help ensure that the code of
+   * Firefox is free from Dev Errors, even if they are accidentally
+   * caught by clients.
+   *
+   * The object returned is not an exception. It has fields:
+   * - DOMString stack
+   * - DOMString filename
+   * - DOMString lineNumber
+   * - DOMString message
+   */
+  [Throws]
+  readonly attribute any recentJSDevError;
+
+  /**
+   * Reset `recentJSDevError` to `undefined` for the current JSRuntime.
+   */
+  undefined clearRecentJSDevError();
+#endif // NIGHTLY_BUILD
+
+  /**
+   * Clears the stylesheet cache by baseDomain. This includes associated
+   * state-partitioned cache.
+   */
+  undefined clearStyleSheetCacheByBaseDomain(UTF8String baseDomain);
+
+  /**
+   * Clears the stylesheet cache by principal.
+   */
+  undefined clearStyleSheetCacheByPrincipal(Principal principal);
+
+  /**
+   * Clears the entire stylesheet cache.
+   */
+  undefined clearStyleSheetCache();
+
+  /**
+   * If the profiler is currently running and recording the current thread,
+   * add a marker for the current thread. No-op otherwise.
+   *
+   * @param name              The name of the marker.
+   * @param options           Either a timestamp to use as the start time of the
+   *                          marker, or a ProfilerMarkerOptions object that can
+   *                          contain startTime, captureStack or category fields.
+   *                          If this parameter is omitted, the marker will have
+   *                           no duration.
+   *                          In window and ChromeWorker contexts, use a
+   *                          timestamp from `performance.now()`.
+   *                          In JS modules, use `Cu.now()` to get a timestamp.
+   * @param text              Text to associate with the marker.
+   */
+  undefined addProfilerMarker(UTF8String name,
+                              optional (ProfilerMarkerOptions or DOMHighResTimeStamp) options = {},
+                              optional UTF8String text);
+
+  /**
+   * Return the symbolic name of any given XPCOM error code (nsresult):
+   * "NS_OK", "NS_ERROR_FAILURE",...
+   */
+  UTF8String getXPCOMErrorName(unsigned long aErrorCode);
+
+  /**
+   * Return a fractional number representing the current time (in milliseconds from the Epoch).
+   * Should be JS_Now()/1000 so that it can be compared to Date.now in Javascript.
+   */
+  double dateNow();
+
+  /**
+   * IF YOU ADD NEW METHODS HERE, MAKE SURE THEY ARE THREAD-SAFE.
+   */
+};
+
+/**
+ * Additional ChromeUtils methods that are _not_ thread-safe, and hence not
+ * exposed in workers.
+ */
+[Exposed=Window]
+partial namespace ChromeUtils {
+  /**
+   * A helper that converts OriginAttributesDictionary to a opaque suffix string.
+   *
+   * @param originAttrs       The originAttributes from the caller.
+   */
+  ByteString
+  originAttributesToSuffix(optional OriginAttributesDictionary originAttrs = {});
+
+  /**
+   * Returns true if the members of |originAttrs| match the provided members
+   * of |pattern|.
+   *
+   * @param originAttrs       The originAttributes under consideration.
+   * @param pattern           The pattern to use for matching.
+   */
+  boolean
+  originAttributesMatchPattern(optional OriginAttributesDictionary originAttrs = {},
+                               optional OriginAttributesPatternDictionary pattern = {});
+
+  /**
+   * Returns an OriginAttributesDictionary with values from the |origin| suffix
+   * and unspecified attributes added and assigned default values.
+   *
+   * @param origin            The origin URI to create from.
+   * @returns                 An OriginAttributesDictionary with values from
+   *                          the origin suffix and unspecified attributes
+   *                          added and assigned default values.
+   */
+  [Throws]
+  OriginAttributesDictionary
+  createOriginAttributesFromOrigin(DOMString origin);
+
+  /**
+   * Returns an OriginAttributesDictionary with values from the origin |suffix|
+   * and unspecified attributes added and assigned default values.
+   *
+   * @param suffix            The origin suffix to create from.
+   * @returns                 An OriginAttributesDictionary with values from
+   *                          the origin suffix and unspecified attributes
+   *                          added and assigned default values.
+   */
+  [Throws]
+  OriginAttributesDictionary
+  CreateOriginAttributesFromOriginSuffix(DOMString suffix);
+
+  /**
+   * Returns an OriginAttributesDictionary that is a copy of |originAttrs| with
+   * unspecified attributes added and assigned default values.
+   *
+   * @param originAttrs       The origin attributes to copy.
+   * @returns                 An OriginAttributesDictionary copy of |originAttrs|
+   *                          with unspecified attributes added and assigned
+   *                          default values.
+   */
+  OriginAttributesDictionary
+  fillNonDefaultOriginAttributes(optional OriginAttributesDictionary originAttrs = {});
+
+  /**
+   * Returns true if the 2 OriginAttributes are equal.
+   */
+  boolean
+  isOriginAttributesEqual(optional OriginAttributesDictionary aA = {},
+                          optional OriginAttributesDictionary aB = {});
+
+  /**
+   * Returns the base domain portion of a given partitionKey.
+   * Returns the empty string for an empty partitionKey.
+   * Throws for invalid partition keys.
+   */
+  [Throws]
+  DOMString
+  getBaseDomainFromPartitionKey(DOMString partitionKey);
+
+  /**
+   * Returns the partitionKey for a given URL.
+   *
+   * The function will treat the URL as a first party and construct the
+   * partitionKey according to the scheme, site and port in the URL.
+   *
+   * Throws for invalid urls.
+   */
+  [Throws]
+  DOMString
+  getPartitionKeyFromURL(DOMString url);
+
+  /**
+   * Loads and compiles the script at the given URL and returns an object
+   * which may be used to execute it repeatedly, in different globals, without
+   * re-parsing.
+   */
+  [NewObject]
+  Promise<PrecompiledScript>
+  compileScript(DOMString url, optional CompileScriptOptionsDictionary options = {});
+
+  /**
+   * Returns an optimized QueryInterface method which, when called from
+   * JavaScript, acts as an ordinary QueryInterface function call, and when
+   * called from XPConnect, circumvents JSAPI entirely.
+   *
+   * The list of interfaces may include a mix of JS ID objects and interface
+   * name strings.
+   *
+   * nsISupports is implicitly supported, and must not be included in the
+   * interface list.
+   */
+  [Affects=Nothing, NewObject, Throws]
+  MozQueryInterface generateQI(sequence<any> interfaces);
+
+  /**
+   * Waive Xray on a given value. Identity op for primitives.
+   */
+  [Throws]
+  any waiveXrays(any val);
+
+  /**
+   * Strip off Xray waivers on a given value. Identity op for primitives.
+   */
+  [Throws]
+  any unwaiveXrays(any val);
+
+  /**
+   * Gets the name of the JSClass of the object.
+   *
+   * if |unwrap| is true, all wrappers are unwrapped first. Unless you're
+   * specifically trying to detect whether the object is a proxy, this is
+   * probably what you want.
+   */
+  DOMString getClassName(object obj, optional boolean unwrap = true);
+
+  /**
+   * Returns whether the object is a DOM object.
+   *
+   * if |unwrap| is true, all wrappers are unwrapped first. Unless you're
+   * specifically trying to detect whether the object is a proxy, this is
+   * probably what you want.
+   */
+  boolean isDOMObject(object obj, optional boolean unwrap = true);
+
+  /**
+   * Clones the properties of the given object into a new object in the given
+   * target compartment (or the caller compartment if no target is provided).
+   * Property values themeselves are not cloned.
+   *
+   * Ignores non-enumerable properties, properties on prototypes, and properties
+   * with getters or setters.
+   */
+  [Throws]
+  object shallowClone(object obj, optional object? target = null);
+
+  /**
+   * Dispatches the given callback to the main thread when it would be
+   * otherwise idle. Similar to Window.requestIdleCallback, but not bound to a
+   * particular DOM windw.
+   */
+  [Throws]
+  undefined idleDispatch(IdleRequestCallback callback,
+                         optional IdleRequestOptions options = {});
+
+  /**
+   * Synchronously loads and evaluates the js file located at
+   * 'aResourceURI' with a new, fully privileged global object.
+   *
+   * If `aTargetObj` is specified all properties exported by the module are
+   * copied to that object. This is deprecated and should not be used in
+   * new code.
+   *
+   * @param aResourceURI A resource:// URI string to load the module from.
+   * @param aTargetObj the object to install the exported properties on or null.
+   * @returns the module code's global object.
+   *
+   * The implementation maintains a hash of aResourceURI->global obj.
+   * Subsequent invocations of import with 'aResourceURI' pointing to
+   * the same file will not cause the module to be re-evaluated, but
+   * the symbols in EXPORTED_SYMBOLS will be exported into the
+   * specified target object and the global object returned as above.
+   */
+  [Throws]
+  object import(UTF8String aResourceURI, optional object aTargetObj);
+
+  /**
+   * Synchronously loads and evaluates the JS module source located at
+   * 'aResourceURI'.
+   *
+   * @param aResourceURI A resource:// URI string to load the module from.
+   * @returns the module's namespace object.
+   *
+   * The implementation maintains a hash of aResourceURI->global obj.
+   * Subsequent invocations of import with 'aResourceURI' pointing to
+   * the same file will not cause the module to be re-evaluated.
+   */
+  [Throws]
+  object importESModule(DOMString aResourceURI, optional ImportESModuleOptionsDictionary options = {});
+
+  /**
+   * Defines a property on the given target which lazily imports a JavaScript
+   * module when accessed.
+   *
+   * The first time the property is accessed, the module at the given URL is
+   * imported, and the property is replaced with the module's exported symbol
+   * of the same name.
+   *
+   * Some points to note when using this utility:
+   *
+   * - The cached module export is always stored on the `this` object that was
+   *   used to access the getter. This means that if you define the lazy
+   *   getter on a prototype, the module will be re-imported every time the
+   *   property is accessed on a new instance.
+   *
+   * - The getter property may be overwritten by simple assignment, but as
+   *   with imports, the new property value is always defined on the `this`
+   *   object that the setter is called with.
+   *
+   * - If the module import fails, the getter will throw an error, and the
+   *   property will not be replaced. Each subsequent attempt to access the
+   *   getter will attempt to re-import the object, which will likely continue
+   *   to result in errors.
+   *
+   * @param target The target object on which to define the property.
+   * @param id The name of the property to define, and of the symbol to
+   *           import.
+   * @param resourceURI The resource URI of the module, as passed to
+   *                    ChromeUtils.import.
+   */
+  [Throws]
+  undefined defineModuleGetter(object target, DOMString id, DOMString resourceURI);
+
+  /**
+   * Defines propertys on the given target which lazily imports a ES module
+   * when accessed.
+   *
+   * @param target The target object on which to define the property.
+   * @param modules An object with a property for each module property to be
+   *                imported, where the property name is the name of the
+   *                imported symbol and the value is the module URI.
+   */
+  [Throws]
+  undefined defineESModuleGetters(object target, object modules);
+
+  /**
+   * Returns the scripted location of the first ancestor stack frame with a
+   * principal which is subsumed by the given principal. If no such frame
+   * exists on the call stack, returns null.
+   */
+  object? getCallerLocation(Principal principal);
+
+  /**
+   * Creates a JS Error object with the given message and stack.
+   *
+   * If a stack object is provided, the error object is created in the global
+   * that it belongs to.
+   */
+  [Throws]
+  object createError(DOMString message, optional object? stack = null);
+
+  /**
+   * Request performance metrics to the current process & all content processes.
+   */
+  [NewObject]
+  Promise<sequence<PerformanceInfoDictionary>> requestPerformanceMetrics();
+
+  /**
+   * Set the collection of specific detailed performance timing information.
+   * Selecting 0 for the mask will end existing collection. All metrics that
+   * are chosen will be cleared after updating the mask.
+   *
+   * @param aCollectionMask A bitmask where each bit corresponds to a metric
+   *        to be collected as listed in PerfStats::Metric.
+   */
+  undefined setPerfStatsCollectionMask(unsigned long long aCollectionMask);
+
+  /**
+   * Collect results of detailed performance timing information.
+   * The output is a JSON string containing performance timings.
+   */
+  [NewObject]
+  Promise<DOMString> collectPerfStats();
+
+  /**
+  * Returns a Promise containing a sequence of I/O activities
+  */
+  [NewObject]
+  Promise<sequence<IOActivityDataDictionary>> requestIOActivity();
+
+  /**
+  * Returns a Promise containing all processes info
+  */
+  [NewObject]
+  Promise<ParentProcInfoDictionary> requestProcInfo();
+
+  /**
+   * For testing purpose.
+   */
+  [ChromeOnly]
+  boolean vsyncEnabled();
+
+  [ChromeOnly, Throws]
+  boolean hasReportingHeaderForOrigin(DOMString aOrigin);
+
+  [ChromeOnly]
+  PopupBlockerState getPopupControlState();
+
+  /**
+   * Milliseconds from the last iframe loading an external protocol.
+   */
+  [ChromeOnly]
+  double lastExternalProtocolIframeAllowed();
+
+  /**
+   * For testing purpose we need to reset this value.
+   */
+  [ChromeOnly]
+  undefined resetLastExternalProtocolIframeAllowed();
+
+  /**
+   * Register a new toplevel window global actor. This method may only be
+   * called in the parent process. |name| must be globally unique.
+   *
+   * See JSWindowActor.webidl for WindowActorOptions fields documentation.
+   */
+  [ChromeOnly, Throws]
+  undefined registerWindowActor(UTF8String aName, optional WindowActorOptions aOptions = {});
+
+  [ChromeOnly]
+  undefined unregisterWindowActor(UTF8String aName);
+
+  /**
+   * Register a new toplevel content global actor. This method may only be
+   * called in the parent process. |name| must be globally unique.
+   *
+   * See JSProcessActor.webidl for ProcessActorOptions fields documentation.
+   */
+  [ChromeOnly, Throws]
+  undefined registerProcessActor(UTF8String aName, optional ProcessActorOptions aOptions = {});
+
+  [ChromeOnly]
+  undefined unregisterProcessActor(UTF8String aName);
+
+  [ChromeOnly]
+  // aError should a nsresult.
+  boolean isClassifierBlockingErrorCode(unsigned long aError);
+
+  /**
+   * If leak detection is enabled, print a note to the leak log that this
+   * process will intentionally crash. This should be called only on child
+   * processes for testing purpose.
+   */
+  [ChromeOnly, Throws]
+  undefined privateNoteIntentionalCrash();
+
+  /**
+   * nsIDOMProcessChild for the current process.
+   */
+  [ChromeOnly]
+  readonly attribute nsIDOMProcessChild? domProcessChild;
+
+  /**
+   * nsIDOMProcessParent for all processes.
+   *
+   * The first is for the parent process and all the next are for the content
+   * processes.
+   */
+  [Throws, ChromeOnly]
+  sequence<nsIDOMProcessParent> getAllDOMProcesses();
+
+  /**
+   * Returns a record of user interaction data. Currently only typing,
+   * but will include scrolling and potentially other metrics.
+   *
+   * Valid keys: "Typing"
+   */
+  [Throws, ChromeOnly]
+  record<DOMString, InteractionData> consumeInteractionData();
+
+  /**
+   * Returns a record of user scrolling interactions collected from content processes.
+   *
+   * Valid keys: "Scrolling"
+   */
+  [NewObject]
+  Promise<InteractionData> collectScrollingData();
+
+  [Throws]
+  sequence<FormAutofillConfidences> getFormAutofillConfidences(sequence<Element> elements);
+
+  /**
+   * Returns whether the background of the element is dark.
+   */
+  boolean isDarkBackground(Element element);
+};
+
+/*
+ * This type is a WebIDL representation of mozilla::ProcType.
+ * These must match the similar ones in E10SUtils.sys.mjs, RemoteTypes.h,
+ * ProcInfo.h and ChromeUtils.cpp
+ */
+enum WebIDLProcType {
+ "web",
+ "webIsolated",
+ "file",
+ "extension",
+ "privilegedabout",
+ "privilegedmozilla",
+ "withCoopCoep",
+ "webServiceWorker",
+ "browser",
+ "ipdlUnitTest",
+ "gmpPlugin",
+ "gpu",
+ "vr",
+ "rdd",
+ "socket",
+ "remoteSandboxBroker",
+#ifdef MOZ_ENABLE_FORKSERVER
+ "forkServer",
+#endif
+ "utility",
+ "preallocated",
+ "unknown",
+};
+
+/**
+ * These dictionaries hold information about Firefox running processes and
+ * threads.
+ *
+ * See widget/ProcInfo.h for fields documentation.
+ */
+dictionary ThreadInfoDictionary {
+  long long tid = 0;
+  DOMString name = "";
+  unsigned long long cpuCycleCount = 0;
+  unsigned long long cpuTime = 0;
+};
+
+dictionary WindowInfoDictionary {
+  // Window ID, as known to the parent process.
+  unsigned long long outerWindowId = 0;
+
+  // URI of the document loaded in the window.
+  URI? documentURI = null;
+
+  // Title of the document loaded in the window.
+  // Commonly empty for subframes.
+  DOMString documentTitle = "";
+
+  // `true` if this window is the root for the process.
+  boolean isProcessRoot = false;
+
+  // `true` if this is loaded in the same process as the parent, `false` otherwise.
+  boolean isInProcess = false;
+};
+
+/*
+ * Add new entry to WebIDLUtilityActorName here and update accordingly
+ * UtilityActorNameToWebIDL in dom/base/ChromeUtils.cpp as well as
+ * UtilityActorName in toolkit/components/processtools/ProcInfo.h
+ */
+enum WebIDLUtilityActorName {
+  "unknown",
+  "audioDecoder_Generic",
+  "audioDecoder_AppleMedia",
+  "audioDecoder_WMF",
+  "mfMediaEngineCDM",
+  "jSOracle",
+};
+
+dictionary UtilityActorsDictionary {
+  WebIDLUtilityActorName actorName = "unknown";
+};
+
+/**
+ * Information on a child process.
+ *
+ * # Limitation
+ *
+ * If we lose a race with a process or thread attempting to close the
+ * target process, not all information is available.
+ *
+ * Missing information will generally have its default value.
+ */
+dictionary ChildProcInfoDictionary {
+  // --- System info
+
+  // The cross-process descriptor for this process.
+  long long pid = 0;
+
+  // The best end-user measure for "memory used" that we can obtain without
+  // triggering expensive computations. The value is in bytes.
+  // On Mac and Linux this matches the values shown by the system monitors.
+  // On Windows this will return the Commit Size.
+  unsigned long long memory = 0;
+
+  // Total CPU time spent by the process, in ns.
+  unsigned long long cpuTime = 0;
+
+  // Total CPU cycles used by this process.
+  // On Windows where the resolution of CPU timings is 16ms, this can
+  // be used to determine if a process is idle or slightly active.
+  unsigned long long cpuCycleCount = 0;
+
+  // Thread information for this process.
+  sequence<ThreadInfoDictionary> threads = [];
+
+  // --- Firefox info
+
+  // Internal-to-Firefox process identifier.
+  unsigned long long childID = 0;
+
+  // The origin of the process, e.g. the subset of domain names
+  // that this subset serves.
+  UTF8String origin = "";
+
+  // Type of this child process.
+  WebIDLProcType type = "web";
+
+  // The windows implemented by this process.
+  sequence<WindowInfoDictionary> windows = [];
+
+  // The utility process list of actors if any
+  sequence<UtilityActorsDictionary> utilityActors = [];
+};
+
+/**
+ * Information on the parent process.
+ */
+dictionary ParentProcInfoDictionary {
+  // --- System info
+
+  // The cross-process descriptor for this process.
+  long long pid = 0;
+
+  // The best end-user measure for "memory used" that we can obtain without
+  // triggering expensive computations. The value is in bytes.
+  // On Mac and Linux this matches the values shown by the system monitors.
+  // On Windows this will return the Commit Size.
+  unsigned long long memory = 0;
+
+  // Total CPU time spent by the process, in ns.
+  unsigned long long cpuTime = 0;
+
+  // Total CPU cycles used by this process.
+  // On Windows where the resolution of CPU timings is 16ms, this can
+  // be used to determine if a process is idle or slightly active.
+  unsigned long long cpuCycleCount = 0;
+
+  // Thread information for this process.
+  sequence<ThreadInfoDictionary> threads = [];
+
+  // Information on children processes.
+  sequence<ChildProcInfoDictionary> children = [];
+
+  // --- Firefox info
+  // Type of this parent process.
+  // As of this writing, this is always `browser`.
+  WebIDLProcType type = "browser";
+};
+
+/**
+ * Dictionaries duplicating IPDL types in dom/ipc/DOMTypes.ipdlh
+ * Used by requestPerformanceMetrics
+ */
+dictionary MediaMemoryInfoDictionary {
+  unsigned long long audioSize = 0;
+  unsigned long long videoSize = 0;
+  unsigned long long resourcesSize = 0;
+};
+
+dictionary MemoryInfoDictionary {
+  unsigned long long domDom = 0;
+  unsigned long long domStyle = 0;
+  unsigned long long domOther = 0;
+  unsigned long long jsMemUsage = 0;
+  required MediaMemoryInfoDictionary media;
+};
+
+dictionary CategoryDispatchDictionary
+{
+  unsigned short category = 0;
+  unsigned short count = 0;
+};
+
+dictionary PerformanceInfoDictionary {
+  ByteString host = "";
+  unsigned long pid = 0;
+  unsigned long long windowId = 0;
+  unsigned long long duration = 0;
+  unsigned long long counterId = 0;
+  boolean isWorker = false;
+  boolean isTopLevel = false;
+  required MemoryInfoDictionary memoryInfo;
+  sequence<CategoryDispatchDictionary> items = [];
+};
+
+/**
+ * Used by requestIOActivity() to return the number of bytes
+ * that were read (rx) and/or written (tx) for a given location.
+ *
+ * Locations can be sockets or files.
+ */
+dictionary IOActivityDataDictionary {
+  ByteString location = "";
+  unsigned long long rx = 0;
+  unsigned long long tx = 0;
+};
+
+/**
+ * Used by principals and the script security manager to represent origin
+ * attributes. The first dictionary is designed to contain the full set of
+ * OriginAttributes, the second is used for pattern-matching (i.e. does this
+ * OriginAttributesDictionary match the non-empty attributes in this pattern).
+ *
+ * IMPORTANT: If you add any members here, you need to do the following:
+ * (1) Add them to both dictionaries.
+ * (2) Update the methods on mozilla::OriginAttributes, including equality,
+ *     serialization, deserialization, and inheritance.
+ * (3) Update the methods on mozilla::OriginAttributesPattern, including matching.
+ */
+[GenerateInitFromJSON]
+dictionary OriginAttributesDictionary {
+  unsigned long userContextId = 0;
+  boolean inIsolatedMozBrowser = false;
+  unsigned long privateBrowsingId = 0;
+  DOMString firstPartyDomain = "";
+  DOMString geckoViewSessionContextId = "";
+  DOMString partitionKey = "";
+};
+
+[GenerateInitFromJSON, GenerateToJSON]
+dictionary OriginAttributesPatternDictionary {
+  unsigned long userContextId;
+  boolean inIsolatedMozBrowser;
+  unsigned long privateBrowsingId;
+  DOMString firstPartyDomain;
+  DOMString geckoViewSessionContextId;
+  // partitionKey takes precedence over partitionKeyPattern.
+  DOMString partitionKey;
+  PartitionKeyPatternDictionary partitionKeyPattern;
+};
+
+dictionary PartitionKeyPatternDictionary {
+  DOMString scheme;
+  DOMString baseDomain;
+  long port;
+};
+
+dictionary CompileScriptOptionsDictionary {
+  /**
+   * The character set from which to decode the script.
+   */
+  DOMString charset = "utf-8";
+
+  /**
+   * If true, certain parts of the script may be parsed lazily, the first time
+   * they are used, rather than eagerly parsed at load time.
+   */
+  boolean lazilyParse = false;
+
+  /**
+   * If true, the script will be compiled so that its last expression will be
+   * returned as the value of its execution. This makes certain types of
+   * optimization impossible, and disables the JIT in many circumstances, so
+   * should not be used when not absolutely necessary.
+   */
+  boolean hasReturnValue = false;
+};
+
+dictionary ImportESModuleOptionsDictionary {
+  /**
+   * If true, a distinct module loader will be used, in the system principal,
+   * but with a distinct global so that the DevTools can load a distinct set
+   * of modules and do not interfere with its debuggee.
+   */
+  boolean loadInDevToolsLoader;
+};
+
+/**
+ * A JS object whose properties specify what portion of the heap graph to
+ * write. The recognized properties are:
+ *
+ * * globals: [ global, ... ]
+ *   Dump only nodes that either:
+ *   - belong in the compartment of one of the given globals;
+ *   - belong to no compartment, but do belong to a Zone that contains one of
+ *     the given globals;
+ *   - are referred to directly by one of the last two kinds of nodes; or
+ *   - is the fictional root node, described below.
+ *
+ * * debugger: Debugger object
+ *   Like "globals", but use the Debugger's debuggees as the globals.
+ *
+ * * runtime: true
+ *   Dump the entire heap graph, starting with the JSRuntime's roots.
+ *
+ * One, and only one, of these properties must exist on the boundaries object.
+ *
+ * The root of the dumped graph is a fictional node whose ubi::Node type name is
+ * "CoreDumpRoot". If we are dumping the entire ubi::Node graph, this root node
+ * has an edge for each of the JSRuntime's roots. If we are dumping a selected
+ * set of globals, the root has an edge to each global, and an edge for each
+ * incoming JS reference to the selected Zones.
+ */
+dictionary HeapSnapshotBoundaries {
+  sequence<object> globals;
+  object           debugger;
+  boolean          runtime;
+};
+
+dictionary Base64URLEncodeOptions {
+  /** Specifies whether the output should be padded with "=" characters. */
+  required boolean pad;
+};
+
+enum Base64URLDecodePadding {
+  /**
+   * Fails decoding if the input is unpadded. RFC 4648, section 3.2 requires
+   * padding, unless the referring specification prohibits it.
+   */
+  "require",
+
+  /** Tolerates padded and unpadded input. */
+  "ignore",
+
+  /**
+   * Fails decoding if the input is padded. This follows the strict base64url
+   * variant used in JWS (RFC 7515, Appendix C) and HTTP Encrypted
+   * Content-Encoding (draft-ietf-httpbis-encryption-encoding-01).
+   */
+  "reject"
+};
+
+dictionary Base64URLDecodeOptions {
+  /** Specifies the padding mode for decoding the input. */
+  required Base64URLDecodePadding padding;
+};
+
+// Keep this in sync with PopupBlocker::PopupControlState!
+enum PopupBlockerState {
+  "openAllowed",
+  "openControlled",
+  "openBlocked",
+  "openAbused",
+  "openOverridden",
+};