Deprecate UnthrottledThreadTimer.

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 3e66e714d787c2019aa964c29ced7d6b6d426afb..9c8d61485d85682c5b7872700170714b41044d10 100644
--- a/third_party/WebKit/Source/core/html/HTMLMediaElement.cpp
+++ b/third_party/WebKit/Source/core/html/HTMLMediaElement.cpp
@@ -343,12 +343,23 @@ HTMLMediaElement::HTMLMediaElement(const QualifiedName& tagName,
     : HTMLElement(tagName, document),
       ActiveScriptWrappable(this),
       ActiveDOMObject(&document),
-      m_loadTimer(this, &HTMLMediaElement::loadTimerFired),
-      m_progressEventTimer(this, &HTMLMediaElement::progressEventTimerFired),
-      m_playbackProgressTimer(this,
-                              &HTMLMediaElement::playbackProgressTimerFired),
-      m_audioTracksTimer(this, &HTMLMediaElement::audioTracksTimerFired),
+      m_loadTimer(TaskRunnerHelper::get(TaskType::Unthrottled, &document),
+                  this,
+                  &HTMLMediaElement::loadTimerFired),
+      m_progressEventTimer(
+          TaskRunnerHelper::get(TaskType::Unthrottled, &document),
+          this,
+          &HTMLMediaElement::progressEventTimerFired),
+      m_playbackProgressTimer(
+          TaskRunnerHelper::get(TaskType::Unthrottled, &document),
+          this,
+          &HTMLMediaElement::playbackProgressTimerFired),
+      m_audioTracksTimer(
+          TaskRunnerHelper::get(TaskType::Unthrottled, &document),
+          this,
+          &HTMLMediaElement::audioTracksTimerFired),
       m_viewportFillDebouncerTimer(
+          TaskRunnerHelper::get(TaskType::Unthrottled, &document),
           this,
           &HTMLMediaElement::viewportFillDebouncerTimerFired),
       m_playedTimeRanges(),