Merge 139282

Source/WebCore/rendering/RenderView.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 527 matching lines @@
         LayoutRect currRect = info->rect();
         if (RenderLayerModelObject* repaintContainer = info->repaintContainer()) {
             FloatQuad absQuad = repaintContainer->localToAbsoluteQuad(FloatRect(currRect));
             currRect = absQuad.enclosingBoundingBox(); 
         }
         selRect.unite(currRect);
     }
     return pixelSnappedIntRect(selRect);
 }
 
+void RenderView::repaintSelection() const
+{
+    document()->updateStyleIfNeeded();
+
+    HashSet<RenderBlock*> processedBlocks;
+
+    RenderObject* end = rendererAfterPosition(m_selectionEnd, m_selectionEndPos);
+    for (RenderObject* o = m_selectionStart; o && o != end; o = o->nextInPreOrder()) {
+        if (!o->canBeSelectionLeaf() && o != m_selectionStart && o != m_selectionEnd)
+            continue;
+        if (o->selectionState() == SelectionNone)
+            continue;
+
+        RenderSelectionInfo(o, true).repaint();
+
+        // Blocks are responsible for painting line gaps and margin gaps. They must be examined as well.
+        for (RenderBlock* block = o->containingBlock(); block && !block->isRenderView(); block = block->containingBlock()) {
+            if (processedBlocks.contains(block))
+                break;
+            processedBlocks.add(block);
+            RenderSelectionInfo(block, true).repaint();
+        }
+    }
+}
+
 #if USE(ACCELERATED_COMPOSITING)
 // Compositing layer dimensions take outline size into account, so we have to recompute layer
 // bounds when it changes.
 // FIXME: This is ugly; it would be nice to have a better way to do this.
 void RenderView::setMaximalOutlineSize(int o)
 {
     if (o != m_maximalOutlineSize) {
         m_maximalOutlineSize = o;
 
         // maximalOutlineSize affects compositing layer dimensions.
@@ skipping 468 matching lines @@
 #endif
 #if ENABLE(CSS_SHADERS) && USE(3D_GRAPHICS)
     info.addMember(m_customFilterGlobalContext);
 #endif
     info.addMember(m_flowThreadController);
     info.addMember(m_intervalArena);
     info.addWeakPointer(m_renderQuoteHead);
 }
 
 } // namespace WebCore