DevTools: preserve focus on activating dev tools window.

chrome/browser/debugger/devtools_window.h

 // 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.
 
 #ifndef CHROME_BROWSER_DEBUGGER_DEV_TOOLS_WINDOW_H_
 #define CHROME_BROWSER_DEBUGGER_DEV_TOOLS_WINDOW_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 14 matching lines @@
 class DevToolsWindow : public DevToolsClientHost, public NotificationObserver {
  public:
   static DevToolsWindow* CreateDevToolsWindow(Profile* profile,
                                               RenderViewHost* inspected_rvh,
                                               bool docked);
 
   static TabContents* GetDevToolsContents(TabContents* inspected_tab);
 
   virtual ~DevToolsWindow();
   virtual void Show() = 0;
+  virtual void Activate() = 0;
   bool is_docked() { return docked_; };
   RenderViewHost* GetRenderViewHost();
 
   // DevToolsClientHost override.
   virtual DevToolsWindow* AsDevToolsWindow();
   virtual void SendMessageToClient(const IPC::Message& message);
 
   // NotificationObserver override.
   virtual void Observe(NotificationType type,
                        const NotificationSource& source,
@@ skipping 12 matching lines @@
 
  private:
   static BrowserWindow* GetBrowserWindow(RenderViewHost* rvh);
   NotificationRegistrar registrar_;
 
   bool docked_;
   DISALLOW_COPY_AND_ASSIGN(DevToolsWindow);
 };
 
 #endif  // CHROME_BROWSER_DEBUGGER_DEV_TOOLS_WINDOW_H_