Convert HTMLMediaElement timers to MediaElementEvent per-frame.

third_party/WebKit/Source/core/html/HTMLMediaElement.cpp

Index: third_party/WebKit/Source/core/html/HTMLMediaElement.cpp
diff --git a/third_party/WebKit/Source/core/html/HTMLMediaElement.cpp b/third_party/WebKit/Source/core/html/HTMLMediaElement.cpp
index e18b4b81b14ea6cd18b70d791bf275317eebf739..b1215736b619c45bf87361601cbad42199d643ce 100644
--- a/third_party/WebKit/Source/core/html/HTMLMediaElement.cpp
+++ b/third_party/WebKit/Source/core/html/HTMLMediaElement.cpp
@@ -389,27 +389,27 @@ HTMLMediaElement::HTMLMediaElement(const QualifiedName& tagName,
                                    Document& document)
     : HTMLElement(tagName, document),
       SuspendableObject(&document),
-      m_loadTimer(TaskRunnerHelper::get(TaskType::Unthrottled, &document),
+      m_loadTimer(TaskRunnerHelper::get(TaskType::MediaElementEvent, &document),
                   this,
                   &HTMLMediaElement::loadTimerFired),
       m_progressEventTimer(
-          TaskRunnerHelper::get(TaskType::Unthrottled, &document),
+          TaskRunnerHelper::get(TaskType::MediaElementEvent, &document),
           this,
           &HTMLMediaElement::progressEventTimerFired),
       m_playbackProgressTimer(
-          TaskRunnerHelper::get(TaskType::Unthrottled, &document),
+          TaskRunnerHelper::get(TaskType::MediaElementEvent, &document),
           this,
           &HTMLMediaElement::playbackProgressTimerFired),
       m_audioTracksTimer(
-          TaskRunnerHelper::get(TaskType::Unthrottled, &document),
+          TaskRunnerHelper::get(TaskType::MediaElementEvent, &document),
           this,
           &HTMLMediaElement::audioTracksTimerFired),
       m_viewportFillDebouncerTimer(
-          TaskRunnerHelper::get(TaskType::Unthrottled, &document),
+          TaskRunnerHelper::get(TaskType::MediaElementEvent, &document),
           this,
           &HTMLMediaElement::viewportFillDebouncerTimerFired),
       m_checkViewportIntersectionTimer(
-          TaskRunnerHelper::get(TaskType::Unthrottled, &document),
+          TaskRunnerHelper::get(TaskType::MediaElementEvent, &document),
           this,
           &HTMLMediaElement::checkViewportIntersectionTimerFired),
       m_playedTimeRanges(),
@@ -429,7 +429,7 @@ HTMLMediaElement::HTMLMediaElement(const QualifiedName& tagName,
       m_loadState(WaitingForSource),
       m_deferredLoadState(NotDeferred),
       m_deferredLoadTimer(
-          TaskRunnerHelper::get(TaskType::Unthrottled, &document),
+          TaskRunnerHelper::get(TaskType::MediaElementEvent, &document),
           this,
           &HTMLMediaElement::deferredLoadTimerFired),
       m_webLayer(nullptr),
@@ -509,19 +509,19 @@ void HTMLMediaElement::didMoveToNewDocument(Document& oldDocument) {
   BLINK_MEDIA_LOG << "didMoveToNewDocument(" << (void*)this << ")";
 
   m_loadTimer.moveToNewTaskRunner(
-      TaskRunnerHelper::get(TaskType::Unthrottled, &document()));
+      TaskRunnerHelper::get(TaskType::MediaElementEvent, &document()));
   m_progressEventTimer.moveToNewTaskRunner(
-      TaskRunnerHelper::get(TaskType::Unthrottled, &document()));
+      TaskRunnerHelper::get(TaskType::MediaElementEvent, &document()));
   m_playbackProgressTimer.moveToNewTaskRunner(
-      TaskRunnerHelper::get(TaskType::Unthrottled, &document()));
+      TaskRunnerHelper::get(TaskType::MediaElementEvent, &document()));
   m_audioTracksTimer.moveToNewTaskRunner(
-      TaskRunnerHelper::get(TaskType::Unthrottled, &document()));
+      TaskRunnerHelper::get(TaskType::MediaElementEvent, &document()));
   m_viewportFillDebouncerTimer.moveToNewTaskRunner(
-      TaskRunnerHelper::get(TaskType::Unthrottled, &document()));
+      TaskRunnerHelper::get(TaskType::MediaElementEvent, &document()));
   m_checkViewportIntersectionTimer.moveToNewTaskRunner(
-      TaskRunnerHelper::get(TaskType::Unthrottled, &document()));
+      TaskRunnerHelper::get(TaskType::MediaElementEvent, &document()));
   m_deferredLoadTimer.moveToNewTaskRunner(
-      TaskRunnerHelper::get(TaskType::Unthrottled, &document()));
+      TaskRunnerHelper::get(TaskType::MediaElementEvent, &document()));
 
   m_autoplayUmaHelper->didMoveToNewDocument(oldDocument);
   // If any experiment is enabled, then we want to enable a user gesture by