Delete invalidateTreeIfNeeded.

sky/engine/core/rendering/RenderBox.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  *           (C) 2005, 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Adobe Systems Incorporated. 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
@@ skipping 74 matching lines @@
 }
 
 void RenderBox::styleWillChange(StyleDifference diff, const RenderStyle& newStyle)
 {
     RenderStyle* oldStyle = style();
     if (oldStyle) {
         // When a layout hint happens and an object's position style changes, we have to do a layout
         // to dirty the render tree using the old position value now.
         if (diff.needsFullLayout() && parent() && oldStyle->position() != newStyle.position()) {
             markContainingBlocksForLayout();
-            if (oldStyle->position() == StaticPosition)
-                setShouldDoFullPaintInvalidation(true);
-            else if (newStyle.hasOutOfFlowPosition())
+            if (newStyle.hasOutOfFlowPosition())
                 parent()->setChildNeedsLayout();
         }
     }
 
     RenderBoxModelObject::styleWillChange(diff, newStyle);
 }
 
 void RenderBox::styleDidChange(StyleDifference diff, const RenderStyle* oldStyle)
 {
     RenderBoxModelObject::styleDidChange(diff, oldStyle);
@@ skipping 839 matching lines @@
     if (shouldDrawBackgroundInSeparateBuffer)
         context->endLayer();
 }
 
 void RenderBox::paintFillLayer(const PaintInfo& paintInfo, const Color& c, const FillLayer& fillLayer, const LayoutRect& rect,
     BackgroundBleedAvoidance bleedAvoidance, RenderObject* backgroundObject, bool skipBaseColor)
 {
     paintFillLayerExtended(paintInfo, c, fillLayer, rect, bleedAvoidance, 0, LayoutSize(), backgroundObject, skipBaseColor);
 }
 
-void RenderBox::imageChanged(WrappedImagePtr image, const IntRect*)
-{
-    if (!parent())
-        return;
-
-    AllowPaintInvalidationScope scoper(frameView());
-
-    if ((style()->borderImage().image() && style()->borderImage().image()->data() == image) ||
-        (style()->maskBoxImage().image() && style()->maskBoxImage().image()->data() == image)) {
-        setShouldDoFullPaintInvalidation(true);
-        return;
-    }
-
-    if (!paintInvalidationLayerRectsForImage(image, style()->backgroundLayers(), true))
-        paintInvalidationLayerRectsForImage(image, style()->maskLayers(), false);
-}
-
-bool RenderBox::paintInvalidationLayerRectsForImage(WrappedImagePtr image, const FillLayer& layers, bool drawingBackground)
-{
-    RenderBox* layerRenderer = 0;
-    if (drawingBackground && isDocumentElement())
-        layerRenderer = view();
-    else
-        layerRenderer = this;
-
-    for (const FillLayer* curLayer = &layers; curLayer; curLayer = curLayer->next()) {
-        if (curLayer->image() && image == curLayer->image()->data() && curLayer->image()->canRender(*this)) {
-            layerRenderer->setShouldDoFullPaintInvalidation(true);
-            return true;
-        }
-    }
-    return false;
-}
-
 bool RenderBox::pushContentsClip(PaintInfo& paintInfo, const LayoutPoint& accumulatedOffset, ContentsClipBehavior contentsClipBehavior)
 {
     if (paintInfo.phase == PaintPhaseBlockBackground || paintInfo.phase == PaintPhaseSelfOutline || paintInfo.phase == PaintPhaseMask)
         return false;
 
     bool isControlClip = hasControlClip();
     bool isOverflowClip = hasOverflowClip() && !layer()->isSelfPaintingLayer();
 
     if (!isControlClip && !isOverflowClip)
         return false;
@@ skipping 2274 matching lines @@
 
 RenderBox::BoxDecorationData::BoxDecorationData(const RenderStyle& style)
 {
     backgroundColor = style.colorIncludingFallback(CSSPropertyBackgroundColor);
     hasBackground = backgroundColor.alpha() || style.hasBackgroundImage();
     ASSERT(hasBackground == style.hasBackground());
     hasBorder = style.hasBorder();
 }
 
 } // namespace blink