Cleanup namespace usage in public/platform/Web[A-M]*.h.

public/platform/WebMediaStreamTrackSourcesRequest.h

 /*
  * Copyright (C) 2013 Google 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 15 matching lines @@
 #ifndef WebMediaStreamTrackSourcesRequest_h
 #define WebMediaStreamTrackSourcesRequest_h
 
 #include "WebCommon.h"
 #include "WebNonCopyable.h"
 #include "WebPrivatePtr.h"
 #include "WebString.h"
 #include "WebVector.h"
 
 namespace blink {
+
 class MediaStreamTrackSourcesRequest;
-}
-
-namespace blink {
 class WebSourceInfo;
 
 class WebMediaStreamTrackSourcesRequest {
 public:
     class ExtraData {
     public:
         virtual ~ExtraData() { }
     };
 
     WebMediaStreamTrackSourcesRequest() { }
@@ skipping 15 matching lines @@
     BLINK_PLATFORM_EXPORT void requestSucceeded(const WebVector<WebSourceInfo>&) const;
 
     // Extra data associated with this object.
     // If non-null, the extra data pointer will be deleted when the object is destroyed.
     // Setting the extra data pointer will cause any existing non-null
     // extra data pointer to be deleted.
     BLINK_PLATFORM_EXPORT ExtraData* extraData() const;
     BLINK_PLATFORM_EXPORT void setExtraData(ExtraData*);
 
 #if INSIDE_BLINK
-    BLINK_PLATFORM_EXPORT WebMediaStreamTrackSourcesRequest(blink::MediaStreamTrackSourcesRequest*);
+    BLINK_PLATFORM_EXPORT WebMediaStreamTrackSourcesRequest(MediaStreamTrackSourcesRequest*);
 #endif
 
 private:
-    WebPrivatePtr<blink::MediaStreamTrackSourcesRequest> m_private;
+    WebPrivatePtr<MediaStreamTrackSourcesRequest> m_private;
 };
 
 } // namespace blink
 
 #endif // WebMediaStreamTrackSourcesRequest_h