test_runner: Move three Mock* files into content namespace.

content/shell/renderer/test_runner/WebUserMediaClientMock.cpp

 // Copyright 2013 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.
 
 #include "content/shell/renderer/test_runner/WebUserMediaClientMock.h"
 
 #include "base/logging.h"
 #include "content/shell/renderer/test_runner/MockConstraints.h"
 #include "content/shell/renderer/test_runner/WebTestDelegate.h"
 #include "third_party/WebKit/public/platform/WebMediaConstraints.h"
 #include "third_party/WebKit/public/platform/WebMediaDeviceInfo.h"
 #include "third_party/WebKit/public/platform/WebMediaStream.h"
 #include "third_party/WebKit/public/platform/WebMediaStreamSource.h"
 #include "third_party/WebKit/public/platform/WebMediaStreamTrack.h"
 #include "third_party/WebKit/public/platform/WebVector.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebMediaDevicesRequest.h"
 #include "third_party/WebKit/public/web/WebMediaStreamRegistry.h"
 #include "third_party/WebKit/public/web/WebUserMediaRequest.h"
 
 using namespace blink;
 
+using content::MockConstraints;
+
 namespace WebTestRunner {
 
 class UserMediaRequestTask : public WebMethodTask<WebUserMediaClientMock> {
 public:
     UserMediaRequestTask(WebUserMediaClientMock* object, const WebUserMediaRequest& request, const WebMediaStream result)
         : WebMethodTask<WebUserMediaClientMock>(object)
         , m_request(request)
         , m_result(result)
     {
         DCHECK(!m_result.isNull());
@@ skipping 137 matching lines @@
     devices[2].initialize("device3", WebMediaDeviceInfo::MediaDeviceKindVideoInput, "Build-in webcam", "group2");
 
     m_delegate->postTask(new MediaDevicesRequestTask(this, request, devices));
 }
 
 void WebUserMediaClientMock::cancelMediaDevicesRequest(const WebMediaDevicesRequest&)
 {
 }
 
 }