Move WebMediaPlayerImpl and its dependencies to media/blink.

media/blink/mock_weburlloader.h

-// Copyright 2013 The Chromium Authors. All rights reserved.
+// Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_TEST_MOCK_WEBURLLOADER_H_
-#define CONTENT_TEST_MOCK_WEBURLLOADER_H_
+#ifndef MEDIA_BLINK_MOCK_WEBURLLOADER_H_
+#define MEDIA_BLINK_MOCK_WEBURLLOADER_H_
 
 #include "testing/gmock/include/gmock/gmock.h"
 #include "third_party/WebKit/public/platform/WebURLLoader.h"
 
-namespace content {
+namespace media {
 
 class MockWebURLLoader : public blink::WebURLLoader {
  public:
   MockWebURLLoader();
   virtual ~MockWebURLLoader();
 
   MOCK_METHOD4(loadSynchronously, void(const blink::WebURLRequest& request,
                                        blink::WebURLResponse& response,
                                        blink::WebURLError& error,
                                        blink::WebData& data));
   MOCK_METHOD2(loadAsynchronously, void(const blink::WebURLRequest& request,
                                         blink::WebURLLoaderClient* client));
   MOCK_METHOD0(cancel, void());
   MOCK_METHOD1(setDefersLoading, void(bool value));
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockWebURLLoader);
 };
 
-}  // namespace content
+}  // namespace media
 
-#endif  // CONTENT_TEST_MOCK_WEBURLLOADER_H_
+#endif  // MEDIA_BLINK_MOCK_WEBURLLOADER_H_