Start moving WebUserMediaClient on the chromium side to be per frame instead of view.

content/shell/renderer/test_runner/WebFrameTestProxy.h

 // 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.
 
 #ifndef CONTENT_SHELL_RENDERER_TEST_RUNNER_WEBFRAMETESTPROXY_H_
 #define CONTENT_SHELL_RENDERER_TEST_RUNNER_WEBFRAMETESTPROXY_H_
 
 #include "base/basictypes.h"
 #include "content/shell/renderer/test_runner/test_runner.h"
 #include "content/shell/renderer/test_runner/TestInterfaces.h"
@@ skipping 184 matching lines @@
         if (policy == blink::WebNavigationPolicyIgnore)
             return policy;
 
         return Base::decidePolicyForNavigation(frame, extraData, request, type, defaultPolicy, isRedirect);
     }
     virtual void willStartUsingPeerConnectionHandler(blink::WebLocalFrame* frame, blink::WebRTCPeerConnectionHandler* handler)
     {
         // RenderFrameImpl::willStartUsingPeerConnectionHandler can not be mocked.
         // See http://crbug/363285.
     }
+    virtual blink::WebUserMediaClient* userMediaClient()
+    {
+        return m_baseProxy->userMediaClient();
+    }
     virtual bool willCheckAndDispatchMessageEvent(blink::WebLocalFrame* sourceFrame, blink::WebFrame* targetFrame, blink::WebSecurityOrigin target, blink::WebDOMMessageEvent event)
     {
         if (m_baseProxy->willCheckAndDispatchMessageEvent(sourceFrame, targetFrame, target, event))
             return true;
         return Base::willCheckAndDispatchMessageEvent(sourceFrame, targetFrame, target, event);
     }
     virtual void didStopLoading()
     {
         m_baseProxy->didStopLoading();
         Base::didStopLoading();
     }
 
 private:
     WebTestProxyBase* m_baseProxy;
 
     DISALLOW_COPY_AND_ASSIGN(WebFrameTestProxy);
 };
 
 }  // namespace content
 
 #endif // WebTestProxy_h