Fix multiple problems with omnibox text handling across focus changes.

chrome/browser/ui/cocoa/browser_window_cocoa.h

 // Copyright (c) 2012 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_UI_COCOA_BROWSER_WINDOW_COCOA_H_
 #define CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_COCOA_H_
 
 #include "base/mac/scoped_nsobject.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
@@ skipping 40 matching lines @@
   virtual bool IsAlwaysOnTop() const OVERRIDE;
   virtual gfx::NativeWindow GetNativeWindow() OVERRIDE;
   virtual BrowserWindowTesting* GetBrowserWindowTesting() OVERRIDE;
   virtual StatusBubble* GetStatusBubble() OVERRIDE;
   virtual void UpdateTitleBar() OVERRIDE;
   virtual void BookmarkBarStateChanged(
       BookmarkBar::AnimateChangeType change_type) OVERRIDE;
   virtual void UpdateDevTools() OVERRIDE;
   virtual void UpdateLoadingAnimations(bool should_animate) OVERRIDE;
   virtual void SetStarredState(bool is_starred) OVERRIDE;
+  virtual void OnActiveTabChanged(content::WebContents* old_contents,
+                                  content::WebContents* new_contents,
+                                  int index,
+                                  int reason) OVERRIDE;
   virtual void ZoomChangedForActiveTab(bool can_show_bubble) OVERRIDE;
   virtual gfx::Rect GetRestoredBounds() const OVERRIDE;
   virtual ui::WindowShowState GetRestoredState() const OVERRIDE;
   virtual gfx::Rect GetBounds() const OVERRIDE;
   virtual bool IsMaximized() const OVERRIDE;
   virtual bool IsMinimized() const OVERRIDE;
   virtual void Maximize() OVERRIDE;
   virtual void Minimize() OVERRIDE;
   virtual void Restore() OVERRIDE;
   virtual void EnterFullscreen(
@@ skipping 97 matching lines @@
   NSWindow* window() const;  // Accessor for the (current) |NSWindow|.
 
   Browser* browser_;  // weak, owned by controller
   BrowserWindowController* controller_;  // weak, owns us
   base::scoped_nsobject<NSString> pending_window_title_;
   ui::WindowShowState initial_show_state_;
   NSInteger attention_request_id_;  // identifier from requestUserAttention
 };
 
 #endif  // CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_COCOA_H_