Move synchronously fetching to ResourceFetcher, as well as most of the logic

Source/core/html/HTMLMediaElement.cpp

Index: Source/core/html/HTMLMediaElement.cpp
diff --git a/Source/core/html/HTMLMediaElement.cpp b/Source/core/html/HTMLMediaElement.cpp
index a9b98e35e2ff94a6068766ec05b510b8ab92e4d7..ed3625ff495349674f36be871fa6f1203335e37c 100644
--- a/Source/core/html/HTMLMediaElement.cpp
+++ b/Source/core/html/HTMLMediaElement.cpp
@@ -844,11 +844,11 @@ void HTMLMediaElement::loadNextSourceChild()
     loadResource(mediaURL, contentType, keySystem);
 }
 
-void HTMLMediaElement::loadResource(const KURL& initialURL, ContentType& contentType, const String& keySystem)
+void HTMLMediaElement::loadResource(const KURL& url, ContentType& contentType, const String& keySystem)
 {
-    ASSERT(isSafeToLoadURL(initialURL, Complain));
+    ASSERT(isSafeToLoadURL(url, Complain));
 
-    LOG(Media, "HTMLMediaElement::loadResource(%s, %s, %s)", urlForLoggingMedia(initialURL).utf8().data(), contentType.raw().utf8().data(), keySystem.utf8().data());
+    LOG(Media, "HTMLMediaElement::loadResource(%s, %s, %s)", urlForLoggingMedia(url).utf8().data(), contentType.raw().utf8().data(), keySystem.utf8().data());
 
     Frame* frame = document().frame();
     if (!frame) {
@@ -856,12 +856,6 @@ void HTMLMediaElement::loadResource(const KURL& initialURL, ContentType& content
         return;
     }
 
-    KURL url = initialURL;
-    if (!frame->loader()->willLoadMediaElementURL(url)) {
-        mediaLoadingFailed(MediaPlayer::FormatError);
-        return;
-    }
-
     // The resource fetch algorithm
     m_networkState = NETWORK_LOADING;