Refactoring of new IPC-only pepper implementation

ppapi/proxy/file_chooser_resource.h

 // Copyright (c) 2012 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_FILE_CHOOSER_RESOURCE_H_
 #define PPAPI_PROXY_FILE_CHOOSER_RESOURCE_H_
 
 #include <queue>
 #include <string>
 #include <vector>
 
 #include "ppapi/proxy/plugin_resource.h"
 #include "ppapi/proxy/ppapi_proxy_export.h"
 #include "ppapi/shared_impl/array_writer.h"
 #include "ppapi/shared_impl/tracked_callback.h"
 #include "ppapi/thunk/ppb_file_chooser_api.h"
 
 namespace ppapi {
 
 struct PPB_FileRef_CreateInfo;
 
 namespace proxy {
 
 class PPAPI_PROXY_EXPORT FileChooserResource
     : public PluginResource,
       public NON_EXPORTED_BASE(thunk::PPB_FileChooser_API) {
  public:
-  FileChooserResource(IPC::Sender* sender,
+  FileChooserResource(Connection connection,
                       PP_Instance instance,
                       PP_FileChooserMode_Dev mode,
                       const std::string& accept_types);
   virtual ~FileChooserResource();
 
   // Resource overrides.
   virtual thunk::PPB_FileChooser_API* AsPPB_FileChooser_API() OVERRIDE;
 
   // PPB_FileChooser_API.
   virtual int32_t Show(const PP_ArrayOutput& output,
                        scoped_refptr<TrackedCallback> callback) OVERRIDE;
   virtual int32_t ShowWithoutUserGesture(
       PP_Bool save_as,
       PP_Var suggested_file_name,
       const PP_ArrayOutput& output,
       scoped_refptr<TrackedCallback> callback) OVERRIDE;
   virtual int32_t Show0_5(scoped_refptr<TrackedCallback> callback) OVERRIDE;
   virtual PP_Resource GetNextChosenFile() OVERRIDE;
   virtual int32_t ShowWithoutUserGesture0_5(
       PP_Bool save_as,
       PP_Var suggested_file_name,
       scoped_refptr<TrackedCallback> callback) OVERRIDE;
 
   // Parses the accept string into the given vector.
   static void PopulateAcceptTypes(const std::string& input,
                                   std::vector<std::string>* output);
 
  private:
   // PluginResource override.
-  virtual void OnReplyReceived(int sequence,
-                               int32_t result,
+  virtual void OnReplyReceived(const ResourceMessageReplyParams& params,
                                const IPC::Message& msg) OVERRIDE;
 
   void OnPluginMsgShowReply(
-      const std::vector<ppapi::PPB_FileRef_CreateInfo>& chosen_files);
+      const ResourceMessageReplyParams& params,
+      const std::vector<PPB_FileRef_CreateInfo>& chosen_files);
 
   int32_t ShowInternal(PP_Bool save_as,
                        const PP_Var& suggested_file_name,
                        scoped_refptr<TrackedCallback> callback);
 
   PP_FileChooserMode_Dev mode_;
   std::vector<std::string> accept_types_;
 
   // When using v0.6 of the API, contains the array output info.
   ArrayWriter output_;
 
   // When using v0.5 of the API, contains all files returned by the current
   // show callback that haven't yet been given to the plugin. The plugin will
   // repeatedly call us to get the next file, and we'll vend those out of this
   // queue, removing them when ownership has transferred to the plugin.
   std::queue<PP_Resource> file_queue_;
 
   scoped_refptr<TrackedCallback> callback_;
 
   DISALLOW_COPY_AND_ASSIGN(FileChooserResource);
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_FILE_CHOOSER_RESOURCE_H_