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

content/test/layouttest_support.cc

Index: content/test/layouttest_support.cc
===================================================================
--- content/test/layouttest_support.cc	(revision 267930)
+++ content/test/layouttest_support.cc	(working copy)
@@ -11,6 +11,7 @@
 #include "content/public/common/page_state.h"
 #include "content/renderer/history_entry.h"
 #include "content/renderer/history_serialization.h"
+#include "content/renderer/render_frame_impl.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/render_view_impl.h"
 #include "content/renderer/renderer_webkitplatformsupport_impl.h"
@@ -65,6 +66,8 @@
   FrameProxy* render_frame_proxy = new FrameProxy(render_view, routing_id);
   render_frame_proxy->setBaseProxy(GetWebTestProxyBase(render_view));
 
+  UseMockMediaStreams(render_frame_proxy);
+
   return render_frame_proxy;
 }
 
@@ -160,10 +163,11 @@
       DisableAutoResizeForTesting(new_size);
 }
 
-void UseMockMediaStreams(RenderView* render_view) {
-  RenderViewImpl* render_view_impl = static_cast<RenderViewImpl*>(render_view);
-  render_view_impl->SetMediaStreamClientForTesting(
-      new TestMediaStreamClient(render_view_impl));
+void UseMockMediaStreams(RenderFrame* render_frame) {
+  RenderFrameImpl* render_frame_impl = static_cast<RenderFrameImpl*>(
+      render_frame);
+  render_frame_impl->SetMediaStreamClientForTesting(
+      new TestMediaStreamClient(render_frame_impl));
 }
 
 struct ToLower {