2 files changed, 21 insertions, 3 deletions
diff --git a/devtools/client/performance-new/shared/background.sys.mjs b/devtools/client/performance-new/shared/background.sys.mjs
index f538500a42..4b19f68b71 100644
--- a/devtools/client/performance-new/shared/background.sys.mjs
+++ b/devtools/client/performance-new/shared/background.sys.mjs
@@ -63,7 +63,7 @@ const PREF_PREFIX = "devtools.performance.recording.";
 // capabilities of the WebChannel. The front-end can handle old WebChannel
 // versions and has a full list of versions and capabilities here:
 // https://github.com/firefox-devtools/profiler/blob/main/src/app-logic/web-channel.js
-const CURRENT_WEBCHANNEL_VERSION = 2;
+const CURRENT_WEBCHANNEL_VERSION = 3;
 
 const lazyRequire = {};
 // eslint-disable-next-line mozilla/lazy-getter-object-name
@@ -761,7 +761,7 @@ async function getResponseForMessage(request, browser) {
 
       // Enable the profiler menu button.
       const { ProfilerMenuButton } = lazy.ProfilerMenuButton();
-      ProfilerMenuButton.addToNavbar(ownerDocument);
+      ProfilerMenuButton.addToNavbar();
 
       // Dispatch the change event manually, so that the shortcuts will also be
       // added.
@@ -817,6 +817,20 @@ async function getResponseForMessage(request, browser) {
       }
       return [];
     }
+    case "GET_EXTERNAL_MARKERS": {
+      const { startTime, endTime } = request;
+      const externalMarkersUrl = Services.prefs.getCharPref(
+        "devtools.performance.recording.markers.external-url",
+        ""
+      );
+      if (externalMarkersUrl) {
+        const response = await fetch(
+          `${externalMarkersUrl}?start=${startTime}&end=${endTime}`
+        );
+        return response.json();
+      }
+      return [];
+    }
     default:
       console.error(
         "An unknown message type was received by the profiler's WebChannel handler.",
diff --git a/devtools/client/performance-new/shared/browser.js b/devtools/client/performance-new/shared/browser.js
index c97bb0a0ab..34f641cc1b 100644
--- a/devtools/client/performance-new/shared/browser.js
+++ b/devtools/client/performance-new/shared/browser.js
@@ -153,7 +153,11 @@ function openFilePickerForObjdir(window, objdirs, changeObjdirs) {
   const FilePicker = Cc["@mozilla.org/filepicker;1"].createInstance(
     Ci.nsIFilePicker
   );
-  FilePicker.init(window, "Pick build directory", FilePicker.modeGetFolder);
+  FilePicker.init(
+    window.browsingContext,
+    "Pick build directory",
+    FilePicker.modeGetFolder
+  );
   FilePicker.open(rv => {
     if (rv == FilePicker.returnOK) {
       const path = FilePicker.file.path;