Update MediaRecorderHandler to use AudioTrackRecorder

content/shell/renderer/layout_test/blink_test_runner.h

 // Copyright (c) 2012 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_SHELL_RENDERER_LAYOUT_TEST_BLINK_TEST_RUNNER_H_
 #define CONTENT_SHELL_RENDERER_LAYOUT_TEST_BLINK_TEST_RUNNER_H_
 
 #include <deque>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "components/test_runner/test_preferences.h"
 #include "components/test_runner/web_test_delegate.h"
 #include "content/public/common/page_state.h"
 #include "content/public/renderer/render_view_observer.h"
 #include "content/public/renderer/render_view_observer_tracker.h"
 #include "content/shell/common/shell_test_configuration.h"
+
 #include "third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationType.h"
 #include "v8/include/v8.h"
 
 class SkBitmap;
 class SkCanvas;
 
 namespace blink {
 class WebBatteryStatus;
 class WebDeviceMotionData;
 class WebDeviceOrientationData;
@@ skipping 96 matching lines @@
   void FetchManifest(
       blink::WebView* view,
       const GURL& url,
       const base::Callback<void(const blink::WebURLResponse& response,
                                 const std::string& data)>& callback) override;
   void SetPermission(const std::string& name,
                      const std::string& value,
                      const GURL& origin,
                      const GURL& embedding_origin) override;
   void ResetPermissions() override;
-  bool AddMediaStreamSourceAndTrack(blink::WebMediaStream* stream) override;
+  bool AddMediaStreamVideoSourceAndTrack(
+      blink::WebMediaStream* stream) override;
+  bool AddMediaStreamAudioSourceAndTrack(
+      blink::WebMediaStream* stream) override;
   cc::SharedBitmapManager* GetSharedBitmapManager() override;
   void DispatchBeforeInstallPromptEvent(
       int request_id,
       const std::vector<std::string>& event_platforms,
       const base::Callback<void(bool)>& callback) override;
   void ResolveBeforeInstallPromptPromise(
       int request_id,
       const std::string& platform) override;
   blink::WebPlugin* CreatePluginPlaceholder(
     blink::WebLocalFrame* frame,
@@ skipping 47 matching lines @@
 
   scoped_ptr<LeakDetector> leak_detector_;
   bool needs_leak_detector_;
 
   DISALLOW_COPY_AND_ASSIGN(BlinkTestRunner);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_RENDERER_LAYOUT_TEST_BLINK_TEST_RUNNER_H_