Update more includes that were pointing to the old locations.

chrome/browser/ui/cocoa/constrained_window_mac.mm

 // 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/browser/ui/cocoa/constrained_window_mac.h"
 
 #include "chrome/browser/tab_contents/tab_contents.h"
-#include "chrome/browser/tab_contents/tab_contents_view.h"
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
+#include "content/browser/tab_contents/tab_contents_view.h"
 #import "third_party/GTM/AppKit/GTMWindowSheetController.h"
 
 ConstrainedWindowMacDelegateSystemSheet::
 ConstrainedWindowMacDelegateSystemSheet(id delegate, SEL didEndSelector)
     : systemSheet_(nil),
       delegate_([delegate retain]),
       didEndSelector_(didEndSelector) {}
 
 ConstrainedWindowMacDelegateSystemSheet::
     ~ConstrainedWindowMacDelegateSystemSheet() {}
@@ skipping 117 matching lines @@
     return;
   }
   DCHECK(controller != nil);
 
   // Remember the controller we're adding ourselves to, so that we can later
   // remove us from it.
   controller_ = controller;
   [controller_ attachConstrainedWindow:this];
   delegate_->set_sheet_open(true);
 }