Rename renderer() to layoutObject().

Source/core/html/shadow/MediaControlElementTypes.cpp

 /*
  * Copyright (C) 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * 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.
@@ skipping 77 matching lines @@
 {
     m_element->removeInlineStyleProperty(CSSPropertyDisplay);
 }
 
 void MediaControlElement::setDisplayType(MediaControlElementType displayType)
 {
     if (displayType == m_displayType)
         return;
 
     m_displayType = displayType;
-    if (LayoutObject* object = m_element->renderer())
+    if (LayoutObject* object = m_element->layoutObject())
         object->setShouldDoFullPaintInvalidation();
 }
 
 DEFINE_TRACE(MediaControlElement)
 {
     visitor->trace(m_element);
 }
 
 // ----------------------------
 
@@ skipping 35 matching lines @@
     , m_currentValue(0)
 {
 }
 
 void MediaControlTimeDisplayElement::setCurrentValue(double time)
 {
     m_currentValue = time;
 }
 
 } // namespace blink