[Media Controls] Record user metric action for click-anywhere to play/pause

Bug: 896255
Change-Id: I12f394272b9bec2f11ccfaf850ef03fffa8e484c
Reviewed-on: https://chromium-review.googlesource.com/c/1313560Reviewed-by: Tommy Steimel <steimel@chromium.org>
Reviewed-by: Jesse Doherty <jwd@chromium.org>
Commit-Queue: Jazz Xu <jazzhsu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#604993}

third_party/blink/renderer/modules/media_controls/media_controls_impl.cc

@@ -26,6 +26,7 @@
 
 #include "third_party/blink/renderer/modules/media_controls/media_controls_impl.h"
 
+#include "third_party/blink/public/platform/platform.h"
 #include "third_party/blink/public/platform/task_type.h"
 #include "third_party/blink/public/platform/web_size.h"
 #include "third_party/blink/renderer/bindings/core/v8/string_or_trusted_html.h"
@@ -1646,11 +1647,13 @@ void MediaControlsImpl::TapTimerFired(TimerBase*) {
     // and there's nothing to do), or the user is playing by click (in which
     // case we need to start playing).
     if (is_paused_for_double_tap_) {
-      // TODO(https://crbug.com/896255): Add and record useraction.
+      Platform::Current()->RecordAction(
+          UserMetricsAction("Media.Controls.ClickAnywhereToPause"));
       // TODO(https://crbug.com/896252): Show overlay pause animation.
       is_paused_for_double_tap_ = false;
     } else {
-      // TODO(https://crbug.com/896255): Add and record useraction.
+      Platform::Current()->RecordAction(
+          UserMetricsAction("Media.Controls.ClickAnywhereToPlay"));
       // TODO(https://crbug.com/896252): Show overlay play animation.
       MediaElement().Play();
     }

tools/metrics/actions/actions.xml

@@ -10135,6 +10135,20 @@ should be able to be added at any place in this file.
   <description>The user clicked on the cast overlay button.</description>
 </action>
 
+<action name="Media.Controls.ClickAnywhereToPause">
+  <owner>jazzhsu@chromium.org</owner>
+  <description>
+    The user clicked anywhere in the video frame to pause.
+  </description>
+</action>
+
+<action name="Media.Controls.ClickAnywhereToPlay">
+  <owner>jazzhsu@chromium.org</owner>
+  <description>
+    The user clicked anywhere in the video frame to play.
+  </description>
+</action>
+
 <action name="Media.Controls.ClosedCaptionHide">
   <owner>mlamouri@chromium.org</owner>
   <description>The user hid the closed caption from the controls.</description>