Convert URLLoader to the new proxy design

ppapi/thunk/ppb_url_loader_api.h

Index: ppapi/thunk/ppb_url_loader_api.h
diff --git a/ppapi/thunk/ppb_url_loader_api.h b/ppapi/thunk/ppb_url_loader_api.h
index 0fe8e04e814513323c4f46d7e300f4ecc0594ce9..6370fc79096431e1b13c4eaba61be6b31269dfa9 100644
--- a/ppapi/thunk/ppb_url_loader_api.h
+++ b/ppapi/thunk/ppb_url_loader_api.h
@@ -47,15 +47,6 @@ class PPB_URLLoader_API {
 
   // Trusted API.
   virtual void GrantUniversalAccess() = 0;
-  virtual void SetStatusCallback(PP_URLLoaderTrusted_StatusCallback cb) = 0;
-
-  // Internal function. This will fill in the given response info data and
-  // return true on sucesss. If the dowbload was to a file, there will be one
-  // plugin reference transferred to the caller. On failure, returns false.
-  //
-  // If body_as_file_ref is non-zero, this will transfer one plugin reference
-  // to that object to the caller.
-  virtual bool GetResponseInfoData(URLResponseInfoData* data) = 0;
 };
 
 }  // namespace thunk