Remove grow box rect support, browser part.

chrome/browser/ui/cocoa/browser_window_controller.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_CONTROLLER_H_
 #define CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_H_
 
 // A class acting as the Objective-C controller for the Browser
 // object. Handles interactions between Cocoa and the cross-platform
 // code. Each window has a single toolbar and, by virtue of being a
@@ skipping 263 matching lines @@
 // Invoked via BrowserWindowCocoa::OnActiveTabChanged, happens whenever a
 // new tab becomes active.
 - (void)onActiveTabChanged:(content::WebContents*)oldContents
                         to:(content::WebContents*)newContents;
 
 // Happens when the zoom level is changed in the active tab, the active tab is
 // changed, or a new browser window or tab is created. |canShowBubble| denotes
 // whether it would be appropriate to show a zoom bubble or not.
 - (void)zoomChangedForActiveTab:(BOOL)canShowBubble;
 
-// Return the rect, in WebKit coordinates (flipped), of the window's grow box
-// in the coordinate system of the content area of the currently selected tab.
-- (NSRect)selectedTabGrowBoxRect;
-
 // Called to tell the selected tab to update its loading state.
 // |force| is set if the update is due to changing tabs, as opposed to
 // the page-load finishing.  See comment in reload_button_cocoa.h.
 - (void)setIsLoading:(BOOL)isLoading force:(BOOL)force;
 
 // Brings this controller's window to the front.
 - (void)activate;
 
 // Make the location bar the first responder, if possible.
 - (void)focusLocationBar:(BOOL)selectAll;
@@ skipping 334 matching lines @@
 // Returns the fullscreen toolbar controller.
 - (FullscreenToolbarController*)fullscreenToolbarController;
 
 // Sets the fullscreen toolbar controller.
 - (void)setFullscreenToolbarController:(FullscreenToolbarController*)controller;
 
 @end  // @interface BrowserWindowController (TestingAPI)
 
 
 #endif  // CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_H_