Allow plugins to participate in Chrome context menus.

chrome/browser/tab_contents/render_view_context_menu.h

Index: chrome/browser/tab_contents/render_view_context_menu.h
===================================================================
--- chrome/browser/tab_contents/render_view_context_menu.h	(revision 117246)
+++ chrome/browser/tab_contents/render_view_context_menu.h	(working copy)
@@ -39,6 +39,7 @@
 
 namespace WebKit {
 struct WebMediaPlayerAction;
+struct WebPluginAction;
 }
 
 // An interface that controls a RenderViewContextMenu instance from observers.
@@ -250,6 +251,8 @@
 
   void MediaPlayerActionAt(const gfx::Point& location,
                            const WebKit::WebMediaPlayerAction& action);
+  void PluginActionAt(const gfx::Point& location,
+                      const WebKit::WebPluginAction& action);
 
   bool IsDevCommandEnabled(int id) const;