Media: Delete Pause-To-Buffer.

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

 /*
  * Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights
  * reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 2296 matching lines @@
   }
 
   playInternal();
 
   return nullptr;
 }
 
 void HTMLMediaElement::playInternal() {
   BLINK_MEDIA_LOG << "playInternal(" << (void*)this << ")";
 
-  // Always return the buffering strategy to normal when not paused,
-  // regardless of the cause. (In contrast with aggressive buffering which is
-  // only enabled by pause(), not pauseInternal().)
-  if (webMediaPlayer())
-    webMediaPlayer()->setBufferingStrategy(
-        WebMediaPlayer::BufferingStrategy::Normal);
-
   // 4.8.12.8. Playing the media resource
   if (m_networkState == kNetworkEmpty)
     invokeResourceSelectionAlgorithm();
 
   // Generally "ended" and "looping" are exclusive. Here, the loop attribute
   // is ignored to seek back to start in case loop was set after playback
   // ended. See http://crbug.com/364442
   if (endedPlayback(LoopCondition::Ignored))
     seek(0);
 
@@ skipping 11 matching lines @@
 
   m_canAutoplay = false;
 
   setIgnorePreloadNone();
   updatePlayState();
 }
 
 void HTMLMediaElement::pause() {
   BLINK_MEDIA_LOG << "pause(" << (void*)this << ")";
 
-  // Only buffer aggressively on a user-initiated pause. Other types of pauses
-  // (which go directly to pauseInternal()) should not cause this behavior.
-  if (webMediaPlayer() && UserGestureIndicator::utilizeUserGesture())
-    webMediaPlayer()->setBufferingStrategy(
-        WebMediaPlayer::BufferingStrategy::Aggressive);
-
   if (m_autoplayVisibilityObserver) {
     m_autoplayVisibilityObserver->stop();
     m_autoplayVisibilityObserver = nullptr;
   }
 
   pauseInternal();
 }
 
 void HTMLMediaElement::pauseInternal() {
   BLINK_MEDIA_LOG << "pauseInternal(" << (void*)this << ")";
@@ skipping 1870 matching lines @@
       kMostlyFillViewportBecomeStableSeconds, BLINK_FROM_HERE);
 }
 
 void HTMLMediaElement::viewportFillDebouncerTimerFired(TimerBase*) {
   m_mostlyFillingViewport = true;
   if (m_webMediaPlayer)
     m_webMediaPlayer->becameDominantVisibleContent(m_mostlyFillingViewport);
 }
 
 }  // namespace blink