Refactor PPAPI proxy resource handling to maintain which host they came from,...

ppapi/proxy/var_serialization_rules.h

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef PPAPI_PROXY_VAR_SERIALIZATION_RULES_H_
 #define PPAPI_PROXY_VAR_SERIALIZATION_RULES_H_
 
 #include "ppapi/c/pp_var.h"
 
 #include <string>
@@ skipping 55 matching lines @@
   // is a VARTYPE_STRING and may be NULL otherwise). The input var/string
   // should be the result of calling SendPassRef in the remote process. The
   // return value is the var valid in the plugin process.
   virtual PP_Var ReceivePassRef(const PP_Var& var,
                                 const std::string& str_val,
                                 Dispatcher* dispatcher) = 0;
 
   // Prepares a var to be sent to the remote side. One local reference will
   // be passed to the remote side. Call Begin* before doing the send and End*
   // after doing the send. See SendCallerOwned for a description of the string.
+  //
   // The return value from BeginSendPassRef will be the var valid for the host
-  // process.
+  // process. This same value must be passed to EndSendPassRef.
   virtual PP_Var BeginSendPassRef(const PP_Var& var, std::string* str_val) = 0;
-  virtual void EndSendPassRef(const PP_Var& var) = 0;
+  virtual void EndSendPassRef(const PP_Var& var, Dispatcher* dispatcher) = 0;
 
   // ---------------------------------------------------------------------------
 
   virtual void ReleaseObjectRef(const PP_Var& var) = 0;
 
  protected:
   VarSerializationRules() {}
 };
 
 }  // namespace proxy
 }  // namespace pp
 
 #endif  // PPAPI_PROXY_VAR_SERIALIZATION_RULES_H_