Remove some dead paint flags.

sky/engine/core/rendering/RenderBlock.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2010. 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
@@ skipping 594 matching lines @@
             cullSaver.cull(overflowBox);
 
         paintObject(paintInfo, adjustedPaintOffset);
     }
     if (pushedClip)
         popContentsClip(paintInfo, phase, adjustedPaintOffset);
 
     // Our scrollbar widgets paint exactly when we tell them to, so that they work properly with
     // z-index.  We paint after we painted the background/border, so that the scrollbars will
     // sit above the background/border.
-    if (hasOverflowClip() && (phase == PaintPhaseBlockBackground || phase == PaintPhaseChildBlockBackground) && paintInfo.shouldPaintWithinRoot(this) && !paintInfo.paintRootBackgroundOnly())
+    if (hasOverflowClip() && (phase == PaintPhaseBlockBackground || phase == PaintPhaseChildBlockBackground) && paintInfo.shouldPaintWithinRoot(this))
         layer()->scrollableArea()->paintOverflowControls(paintInfo.context, roundedIntPoint(adjustedPaintOffset), paintInfo.rect, false /* paintingOverlayControls */);
 }
 
 void RenderBlock::paintContents(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
     PaintPhase newPhase = (paintInfo.phase == PaintPhaseChildOutlines) ? PaintPhaseOutline : paintInfo.phase;
     newPhase = (newPhase == PaintPhaseChildBlockBackgrounds) ? PaintPhaseChildBlockBackground : newPhase;
 
     // We don't paint our own background, but we do let the kids paint their backgrounds.
     PaintInfo paintInfoForChild(paintInfo);
@@ skipping 69 matching lines @@
     DragCaretController& dragCaretController = frame()->page()->dragCaretController();
     if (hasDragCaret(dragCaretController, this)) {
         dragCaretController.paintDragCaret(frame(), paintInfo.context, paintOffset, paintInfo.rect);
     }
 }
 
 void RenderBlock::paintObject(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
     PaintPhase paintPhase = paintInfo.phase;
 
-    // Adjust our painting position if we're inside a scrolled layer (e.g., an overflow:auto div).
     LayoutPoint scrolledOffset = paintOffset;
     if (hasOverflowClip())
         scrolledOffset.move(-scrolledContentOffset());
 
-    // 1. paint background, borders etc
     if (paintPhase == PaintPhaseBlockBackground || paintPhase == PaintPhaseChildBlockBackground) {
         if (hasBoxDecorationBackground())
             paintBoxDecorationBackground(paintInfo, paintOffset);
     }
 
     if (paintPhase == PaintPhaseMask) {
         paintMask(paintInfo, paintOffset);
         return;
     }
 
     if (paintPhase == PaintPhaseClippingMask) {
         paintClippingMask(paintInfo, paintOffset);
         return;
     }
 
     // We're done.  We don't bother painting any children.
-    if (paintPhase == PaintPhaseBlockBackground || paintInfo.paintRootBackgroundOnly())
+    if (paintPhase == PaintPhaseBlockBackground)
         return;
 
-    // 2. paint contents
     if (paintPhase != PaintPhaseSelfOutline) {
         // Avoid painting descendants of the root element when stylesheets haven't loaded.  This eliminates FOUC.
         // It's ok not to draw, because later on, when all the stylesheets do load, styleResolverChanged() on the Document
         // will do a full paint invalidation.
         if (!document().didLayoutWithPendingStylesheets() || isRenderView())
             paintContents(paintInfo, scrolledOffset);
     }
 
-    // 3. paint selection
-    // FIXME: Make this work with multi column layouts.  For now don't fill gaps.
     paintSelection(paintInfo, scrolledOffset); // Fill in gaps in selection on lines and between blocks.
 
-    // 5. paint outline.
     if ((paintPhase == PaintPhaseOutline || paintPhase == PaintPhaseSelfOutline)
         && style()->hasOutline() && !style()->outlineStyleIsAuto()) {
         paintOutline(paintInfo, LayoutRect(paintOffset, size()));
     }
 
-    // 7. paint caret.
     // If the caret's node's render object's containing block is this block, and the paint action is PaintPhaseForeground,
     // then paint the caret.
     if (paintPhase == PaintPhaseForeground)
         paintCarets(paintInfo, paintOffset);
 }
 
 bool RenderBlock::shouldPaintSelectionGaps() const
 {
     return selectionState() != SelectionNone && isSelectionRoot();
 }
@@ skipping 1296 matching lines @@
 void RenderBlock::showLineTreeAndMark(const InlineBox* markedBox1, const char* markedLabel1, const InlineBox* markedBox2, const char* markedLabel2, const RenderObject* obj) const
 {
     showRenderObject();
     for (const RootInlineBox* root = firstRootBox(); root; root = root->nextRootBox())
         root->showLineTreeAndMark(markedBox1, markedLabel1, markedBox2, markedLabel2, obj, 1);
 }
 
 #endif
 
 } // namespace blink