Revert 219911 "Pepper: Move FileRef to the "new" resource proxy."

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

Index: trunk/src/content/public/renderer/renderer_ppapi_host.h
===================================================================
--- trunk/src/content/public/renderer/renderer_ppapi_host.h	(revision 220164)
+++ trunk/src/content/public/renderer/renderer_ppapi_host.h	(working copy)
@@ -49,11 +49,6 @@
  public:
   // Returns the RendererPpapiHost associated with the given PP_Instance,
   // or NULL if the instance is invalid.
-  //
-  // Do NOT use this when dealing with the "NaCl trusted plugin". That plugin
-  // and the "untrusted plugin" (the NaCl application) that will be loaded
-  // share a PP_Instance, and the RendererPpapiHost* for the "untrusted plugin"
-  // will be returned after we switch the proxy on.
   CONTENT_EXPORT static RendererPpapiHost* GetForPPInstance(
       PP_Instance instance);