Block database access on allowDatabase instead of databaseOpenFile.

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 2100 matching lines @@
   // Get file modification time in seconds. Set result to 0 if failed to get the
   // file modification time.
   IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_GetFileModificationTime,
                               FilePath /* path */,
                               base::Time /* result */)
 
   // Sent by the renderer process to acknowledge receipt of a
   // ViewMsg_CSSInsertRequest message and css has been inserted into the frame.
   IPC_MESSAGE_ROUTED0(ViewHostMsg_OnCSSInserted)
 
+  // Sent by the renderer process to check whether access to web databases is
+  // granted by content settings. This may block and trigger a cookie prompt.
+  IPC_SYNC_MESSAGE_ROUTED4_1(ViewHostMsg_AllowDatabase,
+                             std::string /* origin */,

[michaeln, 2010/03/30 19:46:19]

origin_url

+                             string16 /* database name */,
+                             string16 /* database display name */,
+                             unsigned long /* estimated size */,
+                             bool /* result */)
+
   // Asks the browser process to open a DB file with the given name
   IPC_MESSAGE_CONTROL3(ViewHostMsg_DatabaseOpenFile,
                        string16 /* vfs file name */,
                        int /* desired flags */,
                        int32 /* a unique message ID */)
 
   // Asks the browser process to delete a DB file
   IPC_MESSAGE_CONTROL3(ViewHostMsg_DatabaseDeleteFile,
                        string16 /* vfs file name */,
                        bool /* whether or not to sync the directory */,
@@ skipping 154 matching lines @@
                        int /* render_view_id */,
                        int /* bridge_id */)
 
   // The |render_view_id| and |bridge_id| requests Geolocation service to
   // resume.
   IPC_MESSAGE_CONTROL2(ViewHostMsg_Geolocation_Resume,
                        int /* render_view_id */,
                        int /* bridge_id */)
 
 IPC_END_MESSAGES(ViewHost)