Remove PlatformWidget references

Source/WebCore/accessibility/AccessibilityScrollView.cpp

 /*
  * Copyright (C) 2011 Apple 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.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 58 matching lines @@
     case AccessibilityOrientationHorizontal:
         return m_horizontalScrollbar ? m_horizontalScrollbar.get() : 0;
     }
     
     return 0;
 }
 
 // If this is WebKit1 then the native scroll view needs to return the
 // AX information (because there are no scroll bar children in the ScrollView object in WK1).
 // In WebKit2, the ScrollView object will return the AX information (because there are no platform widgets).
 bool AccessibilityScrollView::isAttachment() const

[eseidel, 2013/04/05 01:59:24]

What is this even for?  I feel like we should grep for WebKit2 across the code
base... :)

[dmazzoni, 2013/04/05 23:01:14]

I don't really understand what this is for and I plan to remove it.

 {
-    return m_scrollView && m_scrollView->platformWidget();
+    return false;
 }
 
 Widget* AccessibilityScrollView::widgetForAttachmentView() const
 {
     return m_scrollView;
 }
     
 void AccessibilityScrollView::updateChildrenIfNecessary()
 {
     if (m_childrenDirty)
@@ skipping 144 matching lines @@
     return m_scrollView;
 }
 
 void AccessibilityScrollView::scrollTo(const IntPoint& point) const
 {
     if (m_scrollView)
         m_scrollView->setScrollPosition(point);
 }
 
 } // namespace WebCore