Chrome::client() should return a ChromeClient reference.

Source/core/page/DOMWindow.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 247 matching lines @@
     // Update window values if new requested values are not NaN.
     if (!std::isnan(pendingChanges.x()))
         window.setX(pendingChanges.x());
     if (!std::isnan(pendingChanges.y()))
         window.setY(pendingChanges.y());
     if (!std::isnan(pendingChanges.width()))
         window.setWidth(pendingChanges.width());
     if (!std::isnan(pendingChanges.height()))
         window.setHeight(pendingChanges.height());
 
-    FloatSize minimumSize = page->chrome().client()->minimumWindowSize();
+    FloatSize minimumSize = page->chrome().client().minimumWindowSize();
     // Let size 0 pass through, since that indicates default size, not minimum size.
     if (window.width())
         window.setWidth(min(max(minimumSize.width(), window.width()), screen.width()));
     if (window.height())
         window.setHeight(min(max(minimumSize.height(), window.height()), screen.height()));
 
     // Constrain the window position within the valid screen area.
     window.setX(max(screen.x(), min(window.x(), screen.maxX() - window.width())));
     window.setY(max(screen.y(), min(window.y(), screen.maxY() - window.height())));
 
@@ skipping 76 matching lines @@
             scrollingCoordinator->scrollableAreaScrollbarLayerDidChange(m_frame->view(), VerticalScrollbar);
             scrollingCoordinator->scrollableAreaScrollLayerDidChange(m_frame->view());
         }
     }
 
     m_frame->selection()->updateSecureKeyboardEntryIfActive();
 
     if (m_frame->page() && m_frame->page()->mainFrame() == m_frame) {
         m_frame->page()->mainFrame()->notifyChromeClientWheelEventHandlerCountChanged();
         if (m_document->hasTouchEventHandlers())
-            m_frame->page()->chrome().client()->needTouchEvents(true);
+            m_frame->page()->chrome().client().needTouchEvents(true);
     }
 }
 
 DOMWindow::~DOMWindow()
 {
     ASSERT(!m_screen);
     ASSERT(!m_history);
     ASSERT(!m_locationbar);
     ASSERT(!m_menubar);
     ASSERT(!m_personalbar);
@@ skipping 1385 matching lines @@
     return static_cast<DOMWindowLifecycleNotifier*>(LifecycleContext::lifecycleNotifier());
 }
 
 PassOwnPtr<LifecycleNotifier> DOMWindow::createLifecycleNotifier()
 {
     return DOMWindowLifecycleNotifier::create(this);
 }
 
 
 } // namespace WebCore