Support file utilities and mime-related methods on workers.

chrome/browser/worker_host/worker_process_host.h

 // Copyright (c) 2009 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 CHROME_BROWSER_WORKER_HOST_WORKER_PROCESS_HOST_H_
 #define CHROME_BROWSER_WORKER_HOST_WORKER_PROCESS_HOST_H_
 #pragma once
 
 #include <list>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
+#include "base/file_path.h"
 #include "base/ref_counted.h"
 #include "chrome/browser/browser_child_process_host.h"
 #include "chrome/browser/net/chrome_url_request_context.h"
 #include "chrome/browser/worker_host/worker_document_set.h"
 #include "googleurl/src/gurl.h"
 #include "ipc/ipc_channel.h"
 
 class AppCacheDispatcherHost;
 class BlobDispatcherHost;
 class ChromeURLRequestContext;
 class ChromeURLRequestContextGetter;
 class DatabaseDispatcherHost;
 class FileSystemDispatcherHost;
+class FileUtilitiesDispatcherHost;
 namespace webkit_database {
 class DatabaseTracker;
 }  // namespace webkit_database
 
 struct ViewHostMsg_CreateWorker_Params;
 
 // The WorkerProcessHost is the interface that represents the browser side of
 // the browser <-> worker communication channel. There will be one
 // WorkerProcessHost per worker process.  Currently each worker runs in its own
 // process, but that may change.  However, we do assume [by storing a
@@ skipping 149 matching lines @@
   virtual bool CanShutdown() { return instances_.empty(); }
 
   // Updates the title shown in the task manager.
   void UpdateTitle();
 
   void OnCreateWorker(const ViewHostMsg_CreateWorker_Params& params,
                       int* route_id);
   void OnCancelCreateDedicatedWorker(int route_id);
   void OnForwardToWorker(const IPC::Message& message);
 
+  void OnGetMimeTypeFromExtension(
+      const FilePath::StringType& ext, std::string* mime_type);
+  void OnGetMimeTypeFromFile(
+      const FilePath& file_path, std::string* mime_type);
+  void OnGetPreferredExtensionForMimeType(
+      const std::string& mime_type, FilePath::StringType* ext);
+
   Instances instances_;
 
   scoped_refptr<ChromeURLRequestContext> request_context_;
   scoped_ptr<AppCacheDispatcherHost> appcache_dispatcher_host_;
   scoped_refptr<DatabaseDispatcherHost> db_dispatcher_host_;
   scoped_ptr<BlobDispatcherHost> blob_dispatcher_host_;
   scoped_refptr<FileSystemDispatcherHost> file_system_dispatcher_host_;
+  scoped_refptr<FileUtilitiesDispatcherHost> file_utilities_dispatcher_host_;
 
   // A callback to create a routing id for the associated worker process.
   scoped_ptr<CallbackWithReturnValue<int>::Type> next_route_id_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(WorkerProcessHost);
 };
 
 #endif  // CHROME_BROWSER_WORKER_HOST_WORKER_PROCESS_HOST_H_