Fix docking behaviour for devtools windows that don't have an associated browser window

chrome/renderer/devtools_client.cc

 // 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.
 
 #include "chrome/renderer/devtools_client.h"
 
 #include "app/app_switches.h"
 #include "base/command_line.h"
 #include "chrome/common/devtools_messages.h"
 #include "chrome/common/render_messages.h"
@@ skipping 53 matching lines @@
 void DevToolsClient::activateWindow() {
   render_view_->Send(new ViewHostMsg_ActivateDevToolsWindow(
       render_view_->routing_id()));
 }
 
 void DevToolsClient::closeWindow() {
   render_view_->Send(new ViewHostMsg_CloseDevToolsWindow(
       render_view_->routing_id()));
 }
 
-void DevToolsClient::dockWindow() {
-  render_view_->Send(new ViewHostMsg_DockDevToolsWindow(
+void DevToolsClient::requestDockWindow() {
+  render_view_->Send(new ViewHostMsg_RequestDockDevToolsWindow(
       render_view_->routing_id()));
 }
 
-void DevToolsClient::undockWindow() {
-  render_view_->Send(new ViewHostMsg_UndockDevToolsWindow(
+void DevToolsClient::requestUndockWindow() {
+  render_view_->Send(new ViewHostMsg_RequestUndockDevToolsWindow(
       render_view_->routing_id()));
 }
 
 void DevToolsClient::OnRpcMessage(const DevToolsMessageData& data) {
   web_tools_frontend_->dispatchMessageFromAgent(
       data.ToWebDevToolsMessageData());
 }