Refactor resource load and resource selection algorithms as per spec

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

Index: third_party/WebKit/Source/core/html/HTMLMediaElement.h
diff --git a/third_party/WebKit/Source/core/html/HTMLMediaElement.h b/third_party/WebKit/Source/core/html/HTMLMediaElement.h
index d922e17663329c83ae765be9562ac9d3e29f053c..a21134dd83f13fa6c05e56b46e41725367c0d322 100644
--- a/third_party/WebKit/Source/core/html/HTMLMediaElement.h
+++ b/third_party/WebKit/Source/core/html/HTMLMediaElement.h
@@ -97,7 +97,7 @@ public:
         LoadMediaResource = 1 << 0,
         LoadTextTrackResource = 1 << 1
     };
-    void scheduleDelayedAction(DelayedActionType);
+    void scheduleTextTrackResourceLoad();
 
     bool hasRemoteRoutes() const { return m_remoteRoutesAvailable; }
     bool isPlayingRemotely() const { return m_playingRemotely; }
@@ -345,7 +345,9 @@ private:
     void scheduleEvent(const AtomicString& eventName); // FIXME: Rename to scheduleNamedEvent for clarity.
 
     // loading
+    void invokeLoadAlgorithm();
     void prepareForLoad();
+    void invokeResourceSelectionAlgorithm();
     void loadInternal();
     void selectMediaResource();
     void loadResource(const KURL&, ContentType&);
@@ -361,7 +363,6 @@ private:
     void mediaEngineError(MediaError*);
     void cancelPendingEventsAndCallbacks();
     void waitForSourceChange();
-    void prepareToPlay();
 
     KURL selectNextSourceChild(ContentType*, InvalidURLAction);
 
@@ -552,8 +553,7 @@ private:
 
     bool m_closedCaptionsVisible : 1;
 
-    bool m_havePreparedToPlay : 1;
-
+    bool m_ignorePreloadNone : 1;

[philipj_slow, 2016/03/09 09:16:00]

m_forceEffectivePreloadAuto might be a more descriptive name

[Srirama, 2016/03/09 12:26:22]

Done.

     bool m_tracksAreReady : 1;
     bool m_processingPreferenceChange : 1;
     bool m_remoteRoutesAvailable : 1;