Rename renderer() to layoutObject().

Source/core/page/FocusController.cpp

 /*
  * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nuanti Ltd.
  *
  * 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 802 matching lines @@
         // we invalidate from the root FrameView instead of just the focused.
         if (FrameView* view = toLocalFrame(frame)->localFrameRoot()->document()->view())
             view->invalidateAllCustomScrollbarsOnActiveChanged();
         toLocalFrame(frame)->selection().pageActivationChanged();
     }
 }
 
 static void updateFocusCandidateIfNeeded(WebFocusType type, const FocusCandidate& current, FocusCandidate& candidate, FocusCandidate& closest)
 {
     ASSERT(candidate.visibleNode->isElementNode());
-    ASSERT(candidate.visibleNode->renderer());
+    ASSERT(candidate.visibleNode->layoutObject());
 
     // Ignore iframes that don't have a src attribute
     if (frameOwnerElement(candidate) && (!frameOwnerElement(candidate)->contentFrame() || candidate.rect.isEmpty()))
         return;
 
     // Ignore off screen child nodes of containers that do not scroll (overflow:hidden)
     if (candidate.isOffscreen && !canBeScrolledIntoView(type, candidate))
         return;
 
     distanceDataForNode(type, current, candidate);
@@ skipping 170 matching lines @@
     return consumed;
 }
 
 DEFINE_TRACE(FocusController)
 {
     visitor->trace(m_page);
     visitor->trace(m_focusedFrame);
 }
 
 } // namespace blink