Fix a timing issue that caused gears to fail to load sometimes....

chrome/common/plugin_messages_internal.h

 // Copyright (c) 2006-2008 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.
 
 #include "base/shared_memory.h"
 #include "chrome/common/ipc_message_macros.h"
 #include "webkit/glue/webcursor.h"
 
 //-----------------------------------------------------------------------------
 // PluginProcess messages
@@ skipping 44 matching lines @@
   // data to an instance of the same plugin loaded in the browser process.
   IPC_MESSAGE_CONTROL1(PluginProcessHostMsg_PluginMessage,
                        std::vector<uint8> /* opaque data */)
 
   // Allows a chrome plugin loaded in a plugin process to send arbitrary
   // data to an instance of the same plugin loaded in the browser process.
   IPC_SYNC_MESSAGE_CONTROL1_1(PluginProcessHostMsg_PluginSyncMessage,
                               std::vector<uint8> /* opaque data */,
                               std::vector<uint8> /* opaque data response */)
 
-  // Retrieve the given type of info that is associated with the given
-  // CPBrowsingContext.  Returns the result in a string.
-  IPC_SYNC_MESSAGE_CONTROL0_1(PluginProcessHostMsg_GetPluginDataDir,
-                              std::wstring /* data_dir_retval */)
-
   // Used to get cookies for the given URL.  The request_context is a
   // CPBrowsingContext, but is passed as int32 to avoid compilation errors.
   IPC_SYNC_MESSAGE_CONTROL2_1(PluginProcessHostMsg_GetCookies,
                               int32 /* request_context */,
                               GURL /* url */,
                               std::string /* cookies */)
 
   // Get the list of proxies to use for |url|, as a semicolon delimited list
   // of "<TYPE> <HOST>:<PORT>" | "DIRECT".
   IPC_SYNC_MESSAGE_CONTROL1_2(PluginProcessHostMsg_ResolveProxy,
@@ skipping 240 matching lines @@
                              std::string /* script */,
                              bool /* popups_allowed */,
                              NPVariant_Param /* result_param */,
                              bool /* result */)
 
   IPC_SYNC_MESSAGE_ROUTED1_0(NPObjectMsg_SetException,
                              std::string /* message */)
 
 IPC_END_MESSAGES(NPObject)