Remove TabContents from constrained windows.

chrome/browser/ui/views/constrained_window_views_browsertest.cc

 // 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.
 
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/constrained_window_tab_helper.h"
-#include "chrome/browser/ui/tab_contents/tab_contents.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/views/constrained_window_views.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "ui/base/accelerators/accelerator.h"
 #include "ui/views/controls/textfield/textfield.h"
 #include "ui/views/focus/focus_manager.h"
 #include "ui/views/layout/fill_layout.h"
 #include "ui/views/window/dialog_delegate.h"
 
@@ skipping 170 matching lines @@
       new ConstrainedWindowViews(web_contents, test_dialog.get(), true);
 
   bool closed =
       browser()->tab_strip_model()->CloseTabContentsAt(
           browser()->tab_strip_model()->active_index(),
           TabStripModel::CLOSE_NONE);
   EXPECT_TRUE(closed);
   content::RunAllPendingInMessageLoop();
   EXPECT_TRUE(test_dialog->done());
 }