Refactor the content interface for RequestMediaAccessPermission.

content/public/browser/content_browser_client.h

Index: content/public/browser/content_browser_client.h
diff --git a/content/public/browser/content_browser_client.h b/content/public/browser/content_browser_client.h
index c5965fec65d9d1e55b3c59c96d47a7899aa8e96c..d595713f81677259d01d3c8034d15510cbee70c9 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -12,7 +12,6 @@
 
 #include "base/callback_forward.h"
 #include "content/public/common/content_client.h"
-#include "content/public/common/media_stream_request.h"
 #include "content/public/common/window_container_type.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNotificationPresenter.h"
 
@@ -68,8 +67,6 @@ class WebUIControllerFactory;
 struct MainFunctionParams;
 struct ShowDesktopNotificationHostMsgParams;
 
-typedef base::Callback< void(const MediaStreamDevices&) > MediaResponseCallback;
-
 // Embedder API (or SPI) for participating in browser logic, to be implemented
 // by the client of the content browser. See ChromeContentBrowserClient for the
 // principal implementation. The methods are assumed to be called on the UI
@@ -292,15 +289,6 @@ class CONTENT_EXPORT ContentBrowserClient {
   // return NULL if they're not interested.
   virtual MediaObserver* GetMediaObserver();
 
-  // Asks permission to use the camera and/or microphone. If permission is
-  // granted, a call should be made to |callback| with the devices. If the
-  // request is denied, a call should be made to |callback| with an empty list
-  // of devices. |request| has the details of the request (e.g. which of audio
-  // and/or video devices are requested, and lists of available devices).
-  virtual void RequestMediaAccessPermission(
-      const MediaStreamRequest* request,
-      const MediaResponseCallback& callback) {}
-
   // Asks permission to show desktop notifications.
   virtual void RequestDesktopNotificationPermission(
       const GURL& source_origin,