Add IPC plumbing code for FileSystem API's openFileSystem

chrome/common/render_messages_internal.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.
 
 // This header is meant to be included in multiple passes, hence no traditional
 // header guard.
 // See ipc_message_macros.h for explanation of the macros and passes.
 
 #include <map>
 #include <string>
@@ skipping 980 matching lines @@
   // Indicate that speech recognizer has completed recognition. This will be
   // the last message sent in response to a
   // ViewHostMsg_SpeechInput_StartRecognition.
   IPC_MESSAGE_ROUTED1(ViewMsg_SpeechInput_RecognitionComplete,
                       int /* request id */)
 
   // Notification that the device's orientation has changed.
   IPC_MESSAGE_ROUTED1(ViewMsg_DeviceOrientationUpdated,
                       ViewMsg_DeviceOrientationUpdated_Params)
 
+  // WebFrameClient::openFileSystem response messages.
+  IPC_MESSAGE_ROUTED4(ViewMsg_OpenFileSystemRequest_Complete,
+                      int /* request_id */,
+                      bool /* accepted */,
+                      string16 /* name */,
+                      string16 /* root_path */)
+
 IPC_END_MESSAGES(View)
 
 
 //-----------------------------------------------------------------------------
 // TabContents messages
 // These are messages sent from the renderer to the browser process.
 
 IPC_BEGIN_MESSAGES(ViewHost)
   // Sent by the renderer when it is creating a new window.  The browser creates
   // a tab for it and responds with a ViewMsg_CreatingNew_ACK.  If route_id is
@@ skipping 1632 matching lines @@
   // Device orientation services messages:
 
   // A RenderView requests to start receiving device orientation updates.
   IPC_MESSAGE_CONTROL1(ViewHostMsg_DeviceOrientation_StartUpdating,
                        int /* render_view_id */)
 
   // A RenderView requests to stop receiving device orientation updates.
   IPC_MESSAGE_CONTROL1(ViewHostMsg_DeviceOrientation_StopUpdating,
                        int /* render_view_id */)
 
+//-----------------------------------------------------------------------------
+  // FileSystem API messages
+  // These are messages sent from the renderer to the browser process.
+
+  // WebFrameClient::openFileSystem() message.
+  IPC_MESSAGE_CONTROL1(ViewHostMsg_OpenFileSystemRequest,
+                       ViewHostMsg_OpenFileSystemRequest_Params)
+
 IPC_END_MESSAGES(ViewHost)