Revert 279557 "Support exposing Mojo services between render fra..."

trunk/src/content/public/renderer/render_frame.h

Index: trunk/src/content/public/renderer/render_frame.h
===================================================================
--- trunk/src/content/public/renderer/render_frame.h	(revision 279559)
+++ trunk/src/content/public/renderer/render_frame.h	(working copy)
@@ -25,7 +25,6 @@
 namespace content {
 class ContextMenuClient;
 class RenderView;
-class ServiceRegistry;
 struct ContextMenuParams;
 struct WebPluginInfo;
 
@@ -89,9 +88,6 @@
   // Return true if this frame is hidden.
   virtual bool IsHidden() = 0;
 
-  // Returns the ServiceRegistry for this frame.
-  virtual ServiceRegistry* GetServiceRegistry() = 0;
-
  protected:
   virtual ~RenderFrame() {}