Close wrench menu when Media Router Action clicked in Views.

chrome/browser/ui/toolbar/media_router_action.h

Index: chrome/browser/ui/toolbar/media_router_action.h
diff --git a/chrome/browser/ui/toolbar/media_router_action.h b/chrome/browser/ui/toolbar/media_router_action.h
index 9540d2c3a024b3003c2d3d3668acd4e803744ceb..3704bf3192f41aae4c92899ab50bd8dd5d10a937 100644
--- a/chrome/browser/ui/toolbar/media_router_action.h
+++ b/chrome/browser/ui/toolbar/media_router_action.h
@@ -5,8 +5,11 @@
 #ifndef CHROME_BROWSER_UI_TOOLBAR_MEDIA_ROUTER_ACTION_H_
 #define CHROME_BROWSER_UI_TOOLBAR_MEDIA_ROUTER_ACTION_H_
 
+#include "chrome/browser/ui/toolbar/media_router_action_platform_delegate.h"
 #include "chrome/browser/ui/toolbar/toolbar_action_view_controller.h"
 
+class Browser;
+
 namespace media_router {
 class MediaRouterDialogController;
 }  // namespace media_router
@@ -15,7 +18,7 @@ class MediaRouterDialogController;
 // the toolbar.
 class MediaRouterAction : public ToolbarActionViewController {
  public:
-  MediaRouterAction();
+  explicit MediaRouterAction(Browser* browser);
   ~MediaRouterAction() override;
 
   // ToolbarActionViewController implementation.
@@ -53,6 +56,9 @@ class MediaRouterAction : public ToolbarActionViewController {
 
   ToolbarActionViewDelegate* delegate_;
 
+  // The delegate to handle platform-specific implementations.
+  scoped_ptr<MediaRouterActionPlatformDelegate> platform_delegate_;
+
   DISALLOW_COPY_AND_ASSIGN(MediaRouterAction);
 };