1 files changed, 44 insertions, 0 deletions
diff --git a/mobile/android/modules/geckoview/GeckoViewTelemetry.sys.mjs b/mobile/android/modules/geckoview/GeckoViewTelemetry.sys.mjs
new file mode 100644
index 0000000000..bb7074ced8
--- /dev/null
+++ b/mobile/android/modules/geckoview/GeckoViewTelemetry.sys.mjs
@@ -0,0 +1,44 @@
+/* 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/. */
+
+export var InitializationTracker = {
+  initialized: false,
+  onInitialized(profilerTime) {
+    if (!this.initialized) {
+      this.initialized = true;
+      ChromeUtils.addProfilerMarker(
+        "GeckoView Initialization END",
+        profilerTime
+      );
+    }
+  },
+};
+
+// A helper for timing_distribution metrics.
+export class GleanStopwatch {
+  constructor(aTimingDistribution) {
+    this._metric = aTimingDistribution;
+  }
+
+  isRunning() {
+    return !!this._timerId;
+  }
+
+  start() {
+    if (this.isRunning()) {
+      this.cancel();
+    }
+    this._timerId = this._metric.start();
+  }
+
+  finish() {
+    this._metric.stopAndAccumulate(this._timerId);
+    this._timerId = null;
+  }
+
+  cancel() {
+    this._metric.cancel(this._timerId);
+    this._timerId = null;
+  }
+}