Implement setSinkId() for media elements without src.

components/test_runner/web_test_proxy.h

 // 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 COMPONENTS_TEST_RUNNER_WEB_TEST_PROXY_H_
 #define COMPONENTS_TEST_RUNNER_WEB_TEST_PROXY_H_
 
 #include <deque>
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "components/test_runner/test_runner_export.h"
 #include "components/test_runner/web_task.h"
 #include "third_party/WebKit/public/platform/WebImage.h"
 #include "third_party/WebKit/public/platform/WebRect.h"
 #include "third_party/WebKit/public/platform/WebScreenInfo.h"
+#include "third_party/WebKit/public/platform/WebSetSinkIdCallbacks.h"
 #include "third_party/WebKit/public/platform/WebURLError.h"
 #include "third_party/WebKit/public/platform/WebURLRequest.h"
 #include "third_party/WebKit/public/web/WebAXEnums.h"
 #include "third_party/WebKit/public/web/WebDOMMessageEvent.h"
 #include "third_party/WebKit/public/web/WebDataSource.h"
 #include "third_party/WebKit/public/web/WebDragOperation.h"
 #include "third_party/WebKit/public/web/WebFrame.h"
 #include "third_party/WebKit/public/web/WebFrameClient.h"
 #include "third_party/WebKit/public/web/WebHistoryCommitType.h"
 #include "third_party/WebKit/public/web/WebIconURL.h"
@@ skipping 188 matching lines @@
                                  const blink::WebURLRequest::Priority& priority,
                                  int intra_priority_value);
   void DidFinishResourceLoad(blink::WebLocalFrame* frame, unsigned identifier);
   blink::WebNavigationPolicy DecidePolicyForNavigation(
       const blink::WebFrameClient::NavigationPolicyInfo& info);
   bool WillCheckAndDispatchMessageEvent(blink::WebLocalFrame* source_frame,
                                         blink::WebFrame* target_frame,
                                         blink::WebSecurityOrigin target,
                                         blink::WebDOMMessageEvent event);
   void ResetInputMethod();
+  void CheckIfAudioSinkExistsAndIsAuthorized(
+      const blink::WebString& sink_id,
+      const blink::WebSecurityOrigin& security_origin,
+      blink::WebSetSinkIdCallbacks* web_callbacks);
 
   blink::WebString acceptLanguages();
 
  private:
   template <class, typename>
   friend class WebFrameTestProxy;
 
   enum CheckDoneReason {
     LoadFinished,
     MainResourceLoadFailed,
@@ skipping 145 matching lines @@
 
  private:
   virtual ~WebTestProxy() {}
 
   DISALLOW_COPY_AND_ASSIGN(WebTestProxy);
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_WEB_TEST_PROXY_H_