browser/ui: Remove unused definitions of CloseWebDialog() function.

chrome/browser/ui/views/web_dialog_view.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 "chrome/browser/ui/views/web_dialog_view.h"
 
 #include <vector>
 
 #include "base/property_bag.h"
 #include "base/utf_string_conversions.h"
@@ skipping 26 matching lines @@
 gfx::NativeWindow ShowWebDialog(gfx::NativeWindow parent,
                                 Profile* profile,
                                 Browser* browser,
                                 WebDialogDelegate* delegate) {
   views::Widget* widget = views::Widget::CreateWindowWithParent(
       new WebDialogView(profile, browser, delegate), parent);
   widget->Show();
   return widget->GetNativeWindow();
 }
 
-void CloseWebDialog(gfx::NativeWindow window) {
-  views::Widget::GetWidgetForNativeWindow(window)->Close();
-}
-
 }  // namespace browser
 
 ////////////////////////////////////////////////////////////////////////////////
 // WebDialogView, public:
 
 WebDialogView::WebDialogView(Profile* profile,
                              Browser* browser,
                              WebDialogDelegate* delegate)
     : WebDialogWebContentsDelegate(profile),
       initialized_(false),
@@ skipping 258 matching lines @@
 
   if (delegate_) {
     gfx::Size out;
     delegate_->GetDialogSize(&out);
     if (!out.IsEmpty() && GetWidget())
       GetWidget()->CenterWindow(out);
   }
 
   web_view_->LoadInitialURL(GetDialogContentURL());
 }