Chrome side of having the WebKit FileSystem API use WebPermissionClient for checking if using fil...

chrome/common/render_messages.h

 // Copyright (c) 2011 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.
 
 // Multiply-included file, no traditional include guard.
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
 
@@ skipping 296 matching lines @@
                             bool /* allowed */)
 
 // Sent by the renderer process to check whether access to DOM Storage is
 // granted by content settings.
 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_AllowDOMStorage,
                             int /* render_view_id */,
                             GURL /* origin_url */,
                             DOMStorageType /* type */,
                             bool /* allowed */)
 
+// Sent by the renderer process to check whether access to FileSystem is
+// granted by content settings.
+IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_AllowFileSystem,
+                            int /* render_view_id */,
+                            GURL /* origin_url */,
+                            bool /* allowed */)
+
 // Sent by the renderer process to check whether access to Indexed DBis
 // granted by content settings.
 IPC_SYNC_MESSAGE_CONTROL3_1(ViewHostMsg_AllowIndexedDB,
                             int /* render_view_id */,
                             string16 /* origin_url */,
                             string16 /* database name */,
                             bool /* allowed */)
 
 // Specifies the URL as the first parameter (a wstring) and thumbnail as
 // binary data as the second parameter.
@@ skipping 142 matching lines @@
                     int32 /* page_id */,
                     bool  /* result */)
 
 // JavaScript related messages -----------------------------------------------
 
 // Notify the JavaScript engine in the render to change its parameters
 // while performing stress testing.
 IPC_MESSAGE_ROUTED2(ViewMsg_JavaScriptStressTestControl,
                     int /* cmd */,
                     int /* param */)