Add |GraphicsLayerDebugInfo::getAnnotatedInvalidationRects|

Source/core/rendering/RenderLayerScrollableArea.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  *
  * Portions are Copyright (C) 1998 Netscape Communications Corporation.
  *
  * Other contributors:
  *   Robert O'Callahan <roc+@cs.cmu.edu>
  *   David Baron <dbaron@fas.harvard.edu>
  *   Christian Biesinger <cbiesinger@web.de>
  *   Randall Jesup <rjesup@wgate.com>
@@ skipping 168 matching lines @@
     return layer()->hasCompositedLayerMapping() ? layer()->compositedLayerMapping()->layerForScrollCorner() : 0;
 }
 
 void RenderLayerScrollableArea::invalidateScrollbarRect(Scrollbar* scrollbar, const IntRect& rect)
 {
     // See crbug.com/343132.
     DisableCompositingQueryAsserts disabler;
 
     if (scrollbar == m_vBar.get()) {
         if (GraphicsLayer* layer = layerForVerticalScrollbar()) {
-            layer->setNeedsDisplayInRect(rect);
+            layer->setNeedsDisplayInRect(rect, WebInvalidationDebugAnnotationsScrollbar);
             return;
         }
     } else {
         if (GraphicsLayer* layer = layerForHorizontalScrollbar()) {
-            layer->setNeedsDisplayInRect(rect);
+            layer->setNeedsDisplayInRect(rect, WebInvalidationDebugAnnotationsScrollbar);
             return;
         }
     }
 
     IntRect scrollRect = rect;
     // If we are not yet inserted into the tree, there is no need to issue paint invaldiations.
     if (!box().parent())
         return;
 
     if (scrollbar == m_vBar.get())
@@ skipping 11 matching lines @@
 
     if (box().frameView()->isInPerformLayout())
         addScrollbarDamage(scrollbar, intRect);
     else
         box().invalidatePaintRectangle(intRect);
 }
 
 void RenderLayerScrollableArea::invalidateScrollCornerRect(const IntRect& rect)
 {
     if (GraphicsLayer* layer = layerForScrollCorner()) {
-        layer->setNeedsDisplayInRect(rect);
+        layer->setNeedsDisplayInRect(rect, WebInvalidationDebugAnnotationsScrollbar);
         return;
     }
 
     if (m_scrollCorner)
         m_scrollCorner->invalidatePaintRectangle(rect);
     if (m_resizer)
         m_resizer->invalidatePaintRectangle(rect);
 }
 
 bool RenderLayerScrollableArea::isActive() const
@@ skipping 1233 matching lines @@
 void RenderLayerScrollableArea::setTopmostScrollChild(RenderLayer* scrollChild)
 {
     // We only want to track the topmost scroll child for scrollable areas with
     // overlay scrollbars.
     if (!hasOverlayScrollbars())
         return;
     m_nextTopmostScrollChild = scrollChild;
 }
 
 } // namespace blink