Remove grow box rect support, browser part.

chrome/browser/ui/browser.cc

 // Copyright 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.
 
 #include "chrome/browser/ui/browser.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <string>
@@ skipping 1507 matching lines @@
 
 bool Browser::TakeFocus(content::WebContents* source,
                         bool reverse) {
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_FOCUS_RETURNED_TO_BROWSER,
       content::Source<Browser>(this),
       content::NotificationService::NoDetails());
   return false;
 }
 
-gfx::Rect Browser::GetRootWindowResizerRect() const {
-  return window_->GetRootWindowResizerRect();
-}
-
 void Browser::BeforeUnloadFired(WebContents* web_contents,
                                 bool proceed,
                                 bool* proceed_to_fire_unload) {
   if (is_devtools() && DevToolsWindow::HandleBeforeUnload(web_contents,
         proceed, proceed_to_fire_unload))
     return;
 
   if (IsFastTabUnloadEnabled()) {
     *proceed_to_fire_unload =
         fast_unload_controller_->BeforeUnloadFired(web_contents, proceed);
@@ skipping 1032 matching lines @@
   if (contents && !allow_js_access) {
     contents->web_contents()->GetController().LoadURL(
         target_url,
         content::Referrer(),
         ui::PAGE_TRANSITION_LINK,
         std::string());  // No extra headers.
   }
 
   return contents != NULL;
 }