Add browser resource host for Apps v2 APIs in Pepper.

ppapi/thunk/extensions_common_api.h

 // Copyright (c) 2013 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_THUNK_EXTENSIONS_COMMON_API_H_
 #define PPAPI_THUNK_EXTENSIONS_COMMON_API_H_
 
 #include <string>
 #include <vector>
 
 #include "base/memory/ref_counted.h"
 #include "ppapi/c/pp_var.h"
 #include "ppapi/shared_impl/singleton_resource_id.h"
 #include "ppapi/shared_impl/tracked_callback.h"
 #include "ppapi/thunk/ppapi_thunk_export.h"
 
 namespace ppapi {
 namespace thunk {
 
 class PPAPI_THUNK_EXPORT ExtensionsCommon_API {
  public:
   virtual ~ExtensionsCommon_API() {}
 
-  virtual int32_t Call(const std::string& request_name,
-                       const std::vector<PP_Var>& input_args,
-                       const std::vector<PP_Var*>& output_args,
-                       scoped_refptr<TrackedCallback> callback) = 0;
-  virtual void Post(const std::string& request_name,
-                    const std::vector<PP_Var>& args) = 0;
+  virtual int32_t CallRenderer(const std::string& request_name,
+                               const std::vector<PP_Var>& input_args,
+                               const std::vector<PP_Var*>& output_args,
+                               scoped_refptr<TrackedCallback> callback) = 0;
+  virtual void PostRenderer(const std::string& request_name,
+                            const std::vector<PP_Var>& args) = 0;
+  virtual int32_t CallBrowser(const std::string& request_name,
+                              const std::vector<PP_Var>& input_args,
+                              const std::vector<PP_Var*>& output_args,
+                              scoped_refptr<TrackedCallback> callback) = 0;
+  virtual void PostBrowser(const std::string& request_name,
+                           const std::vector<PP_Var>& args) = 0;
 
   static const SingletonResourceID kSingletonResourceID =
       EXTENSIONS_COMMON_SINGLETON_ID;
 };
 
 }  // namespace thunk
 }  // namespace ppapi
 
 #endif // PPAPI_THUNK_EXTENSIONS_COMMON_API_H_