Add WebKit prefix to MediaSource,SourceBuffer, and SourceBufferList objects.

Source/modules/mediasource/MediaSourceRegistry.cpp

Index: Source/modules/mediasource/MediaSourceRegistry.cpp
diff --git a/Source/modules/mediasource/MediaSourceRegistry.cpp b/Source/modules/mediasource/MediaSourceRegistry.cpp
index 9950900ee8e4d74d6f11f1de3b6edcf40e0e7e1f..d043be4d125072625cf62491b64ce0960ccc56ff 100644
--- a/Source/modules/mediasource/MediaSourceRegistry.cpp
+++ b/Source/modules/mediasource/MediaSourceRegistry.cpp
@@ -32,7 +32,7 @@
 #include "modules/mediasource/MediaSourceRegistry.h"
 
 #include "core/platform/KURL.h"
-#include "modules/mediasource/MediaSource.h"
+#include "modules/mediasource/WebKitMediaSource.h"
 #include "wtf/MainThread.h"
 
 namespace WebCore {
@@ -44,30 +44,29 @@ MediaSourceRegistry& MediaSourceRegistry::registry()
     return instance;
 }
 
-void MediaSourceRegistry::registerMediaSourceURL(const KURL& url, PassRefPtr<MediaSource> source)
+void MediaSourceRegistry::registerMediaSourceURL(const KURL& url, PassRefPtr<WebKitMediaSource> source)
 {
     ASSERT(isMainThread());
 
     source->setPendingActivity(source.get());
-
     m_mediaSources.set(url.string(), source);
 }
 
 void MediaSourceRegistry::unregisterMediaSourceURL(const KURL& url)
 {
     ASSERT(isMainThread());
-    HashMap<String, RefPtr<MediaSource> >::iterator iter = m_mediaSources.find(url.string());
+    HashMap<String, RefPtr<WebKitMediaSource> >::iterator iter = m_mediaSources.find(url.string());
     if (iter == m_mediaSources.end())
         return;
 
-    RefPtr<MediaSource> source = iter->value;
+    RefPtr<WebKitMediaSource> source = iter->value;
     m_mediaSources.remove(iter);
 
     // Remove the pending activity added in registerMediaSourceURL().
     source->unsetPendingActivity(source.get());
 }
 
-MediaSource* MediaSourceRegistry::lookupMediaSource(const String& url)
+WebKitMediaSource* MediaSourceRegistry::lookupMediaSource(const String& url)
 {
     ASSERT(isMainThread());
     return m_mediaSources.get(url);