Multiple window and immersive mode time measurement telemetry. (#3430)

* Bump to AC 41.0.0.

* Adding loading time and immersive mode duration Glean telemetry.

* Adding multiple window Glean telemetry.

* Adding time measurement metrics to metrics.yaml.

* Adding multiple window telemetry tests for Glean.

app/metrics.yaml

@@ -2,18 +2,19 @@
 # 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/.
 
-
+---
 $schema: moz://mozilla.org/schemas/glean/metrics/1-0-0
 
 distribution:
   channel_name:
     type: string
     lifetime: application
     description: >
-      The distribution channel name of this application. We use this field to recognize Firefox Reality
-      is distributed to which channels, such as wavevr, oculusvr, etc.
+      The distribution channel name of this application.
+      We use this field to recognize Firefox
+      Reality is distributed to which channels,
+      such as wavevrStore, oculusvr, picovr,etc.
     send_in_pings:
-      - baseline
       - events
       - metrics
       - session-end
@@ -154,7 +155,8 @@ firefox_account:
       The user finishes the sign in flow
     extra_keys:
       state:
-        description: "The result of the sign in flow. True in case of success, false in case of error"
+        description: "The result of the sign in flow.
+          True in case of success, false in case of error"
     bugs:
       - https://github.com/MozillaReality/FirefoxReality/issues/1610
     data_reviews:
@@ -167,7 +169,8 @@ firefox_account:
   sign_out:
     type: event
     description: >
-      A user pressed the sign out button on the sync account page and was successfully signed out of FxA
+      A user pressed the sign out button on the sync account page
+      and was successfully signed out of FxA
     bugs:
       - https://github.com/MozillaReality/FirefoxReality/issues/1610
     data_reviews:
@@ -181,7 +184,8 @@ firefox_account:
     type: boolean
     lifetime: application
     description: >
-      Bookmarks sync engine status. True means that the bookmarks sync status is enabled, false otherwise.
+      Bookmarks sync engine status.
+      True means that the bookmarks sync status is enabled, false otherwise.
     bugs:
       - https://github.com/MozillaReality/FirefoxReality/issues/1610
     data_reviews:
@@ -195,7 +199,8 @@ firefox_account:
     type: boolean
     lifetime: application
     description: >
-      History sync engine status. True means that the history sync status is enabled, false otherwise.
+      History sync engine status.
+      True means that the history sync status is enabled, false otherwise.
     bugs:
       - https://github.com/MozillaReality/FirefoxReality/issues/1610
     data_reviews:
@@ -261,7 +266,8 @@ legacy_telemetry:
     type: uuid
     description: >
       A UUID uniquely identifying the legacy telemetry client id.
-      This is used for supporting legacy telemetry in the `deletion-request` ping.
+      This is used for supporting legacy telemetry in the `deletion-request`
+      ping.
     send_in_pings:
       - deletion-request
     bugs:
@@ -272,3 +278,258 @@ legacy_telemetry:
       - [email protected]
       - [email protected]
     expires: "2020-11-01"
+
+pages:
+  page_load:
+    type: timing_distribution
+    description: >
+      Measuring how long each page takes to load.
+    time_unit: nanosecond
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+
+immersive:
+  duration:
+    type: timing_distribution
+    description: >
+      Measuring if users use WebXR APIs to enter XR immersive mode.
+      How long they stay in this mode. (It starts from users call
+      `navigator.xr.requestSession()` and be ended when the XRSession calls
+      its `end()`.)
+    time_unit: microsecond
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+
+windows:
+  duration:
+    type: timing_distribution
+    description: >
+      Measuring how long windows are kept open.
+    time_unit: millisecond
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  movement:
+    type: counter
+    description: >
+      Counting how many times of moving a window in a session.
+    send_in_pings:
+      - session-end
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  resize:
+    type: counter
+    description: >
+      Counting how many times of resizing a window in a session.
+    send_in_pings:
+      - session-end
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  active_in_left_time:
+    type: timing_distribution
+    description: >
+      In Firefox Reality, we allow maximum three windows be placed at front,
+      left, and right positions simultaneously. Using this metric to measure
+      how long the left side window is active in a session.
+    send_in_pings:
+      - session-end
+    time_unit: microsecond
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  active_in_right_time:
+    type: timing_distribution
+    description: >
+      In Firefox Reality, we allow maximum three windows be placed at front,
+      left, and right positions simultaneously. Using this metric to measure
+      how long the right side window is active in a session.
+    send_in_pings:
+      - session-end
+    time_unit: microsecond
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  active_in_front_time:
+    type: timing_distribution
+    description: >
+      In Firefox Reality, we allow maximum three windows be placed at front,
+      left, and right positions simultaneously. Using this metric to measure
+      how long the front side window is active in a session.
+    send_in_pings:
+      - session-end
+    time_unit: microsecond
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  single_window_opened_time:
+    type: timing_distribution
+    description: >
+      Measuring how long a user uses single window in a session.
+    send_in_pings:
+      - session-end
+    time_unit: microsecond
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  double_window_opened_time:
+    type: timing_distribution
+    description: >
+      Measuring how long a user uses double windows in a session.
+    send_in_pings:
+      - session-end
+    time_unit: microsecond
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  triple_window_opened_time:
+    type: timing_distribution
+    description: >
+      Measuring how long a user uses triple windows in a session.
+    send_in_pings:
+      - session-end
+    time_unit: microsecond
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  single_pri_window_opened_time:
+    type: timing_distribution
+    description: >
+      Measuring how long a user uses single private window in a session.
+    send_in_pings:
+      - session-end
+    time_unit: microsecond
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  double_pri_window_opened_time:
+    type: timing_distribution
+    description: >
+      Measuring how long a user uses double private windows in a session.
+    send_in_pings:
+      - session-end
+    time_unit: microsecond
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  triple_pri_window_opened_time:
+    type: timing_distribution
+    description: >
+      Measuring how long a user uses triple private windows in a session.
+    send_in_pings:
+      - session-end
+    time_unit: microsecond
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2279
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  opened_window_count:
+    type: labeled_counter
+    description: >
+      Counting which multiple window mode (single, double, triple)
+      users are using in a session.
+    send_in_pings:
+      - session-end
+    labels:
+      - single
+      - double
+      - triple
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2230
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"
+  opened_pri_window_count:
+    type: labeled_counter
+    description: >
+      Counting which multiple private window mode (single, double, triple)
+      users are using in a session.
+    send_in_pings:
+      - session-end
+    labels:
+      - single
+      - double
+      - triple
+    bugs:
+      - https://github.com/MozillaReality/FirefoxReality/issues/2230
+    data_reviews:
+      - https://github.com/MozillaReality/FirefoxReality/pull/3430#issuecomment-642823166
+    notification_emails:
+      - [email protected]
+      - [email protected]
+    expires: "2020-11-01"

app/pings.yaml

@@ -2,12 +2,14 @@
 # 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/.
 
+---
 $schema: moz://mozilla.org/schemas/glean/pings/1-0-0
 
 session-end:
   description: >
-    This ping is sent at the end of a session (when Firefox Reality switches to the background).
-    We usually send search and UI control metrics at the end of a session.
+    This ping is sent at the end of a session (when Firefox Reality
+    switches to the background). We usually send search and UI control
+    metrics at the end of a session.
   include_client_id: true
   bugs:
     - https://github.com/MozillaReality/FirefoxReality/issues/2230

app/src/common/shared/org/mozilla/vrbrowser/browser/Places.kt

@@ -26,9 +26,11 @@ class Places(var context: Context) {
         val files = context.filesDir.listFiles { _, name ->
             name.matches("places\\.sqlite.*".toRegex())
         }
-        for (file in files) {
-            if (!file.delete()) {
-                Logger(LOGTAG).debug("Can't remove " + file.absolutePath)
+        if (files != null) {
+            for (file in files) {
+                if (!file.delete()) {
+                    Logger(LOGTAG).debug("Can't remove " + file.absolutePath)
+                }
             }
         }
 

app/src/common/shared/org/mozilla/vrbrowser/browser/engine/Session.java

@@ -1143,7 +1143,7 @@ public void onPageStart(@NonNull GeckoSession aSession, @NonNull String aUri) {
         Log.d(LOGTAG, "Session onPageStart");
         mState.mIsLoading = true;
         TelemetryWrapper.startPageLoadTime();
-        GleanMetricsService.startPageLoadTime();
+        GleanMetricsService.startPageLoadTime(aUri);
 
         setWebXRState(SessionState.WEBXR_UNUSED);
         for (GeckoSession.ProgressDelegate listener : mProgressListeners) {