Media Related changes for TabCapture API

content/public/renderer/render_view.h

Index: content/public/renderer/render_view.h
diff --git a/content/public/renderer/render_view.h b/content/public/renderer/render_view.h
index 164acee29017ee78d562ff66fc79686b531a3a8a..0ee8007de0ef54841d21392a56985679102d1e10 100644
--- a/content/public/renderer/render_view.h
+++ b/content/public/renderer/render_view.h
@@ -11,6 +11,7 @@
 #include "ipc/ipc_sender.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNavigationPolicy.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPageVisibilityState.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebUserMediaClient.h"
 #include "ui/gfx/native_widget_types.h"
 
 namespace webkit_glue {
@@ -116,6 +117,9 @@ class CONTENT_EXPORT RenderView : public IPC::Sender {
   // Returns the current visibility of the WebView.
   virtual WebKit::WebPageVisibilityState GetVisibilityState() const = 0;
 
+  // Returns the user media client of the WebView.
+  virtual WebKit::WebUserMediaClient *GetUserMediaClient() = 0;

[perkj_chrome, 2012/09/27 13:21:48]

no way of getting hold of RenderViewImpl instead and use the existing method?

[justinlin, 2012/10/02 17:19:48]

Done. Don't need this stuff anymore thanks to the WebUserMediaConstraints.

+
   // Displays a modal alert dialog containing the given message.  Returns
   // once the user dismisses the dialog.
   virtual void RunModalAlertDialog(WebKit::WebFrame* frame,