Get rid of the full invalidation bool on FrameView.

sky/engine/core/rendering/RenderObject.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 630 matching lines @@
 }
 
 bool RenderObject::canRenderBorderImage() const
 {
     ASSERT(style()->hasBorder());
 
     StyleImage* borderImage = style()->borderImage().image();
     return borderImage && borderImage->canRender(*this) && borderImage->isLoaded();
 }
 
-bool RenderObject::mustInvalidateFillLayersPaintOnWidthChange(const FillLayer& layer) const
-{
-    // Nobody will use multiple layers without wanting fancy positioning.
-    if (layer.next())
-        return true;
-
-    // Make sure we have a valid image.
-    StyleImage* img = layer.image();
-    if (!img || !img->canRender(*this))
-        return false;
-
-    if (layer.repeatX() != RepeatFill && layer.repeatX() != NoRepeatFill)
-        return true;
-
-    if (layer.xPosition().isPercent() && !layer.xPosition().isZero())
-        return true;
-
-    if (layer.backgroundXOrigin() != LeftEdge)
-        return true;
-
-    EFillSizeType sizeType = layer.sizeType();
-
-    if (sizeType == Contain || sizeType == Cover)
-        return true;
-
-    if (sizeType == SizeLength) {
-        if (layer.sizeLength().width().isPercent() && !layer.sizeLength().width().isZero())
-            return true;
-        if (img->isGeneratedImage() && layer.sizeLength().width().isAuto())
-            return true;
-    } else if (img->usesImageContainerSize()) {
-        return true;
-    }
-
-    return false;
-}
-
-bool RenderObject::mustInvalidateFillLayersPaintOnHeightChange(const FillLayer& layer) const
-{
-    // Nobody will use multiple layers without wanting fancy positioning.
-    if (layer.next())
-        return true;
-
-    // Make sure we have a valid image.
-    StyleImage* img = layer.image();
-    if (!img || !img->canRender(*this))
-        return false;
-
-    if (layer.repeatY() != RepeatFill && layer.repeatY() != NoRepeatFill)
-        return true;
-
-    if (layer.yPosition().isPercent() && !layer.yPosition().isZero())
-        return true;
-
-    if (layer.backgroundYOrigin() != TopEdge)
-        return true;
-
-    EFillSizeType sizeType = layer.sizeType();
-
-    if (sizeType == Contain || sizeType == Cover)
-        return true;
-
-    if (sizeType == SizeLength) {
-        if (layer.sizeLength().height().isPercent() && !layer.sizeLength().height().isZero())
-            return true;
-        if (img->isGeneratedImage() && layer.sizeLength().height().isAuto())
-            return true;
-    } else if (img->usesImageContainerSize()) {
-        return true;
-    }
-
-    return false;
-}
-
-bool RenderObject::mustInvalidateBackgroundOrBorderPaintOnWidthChange() const
-{
-    if (hasMask() && mustInvalidateFillLayersPaintOnWidthChange(style()->maskLayers()))
-        return true;
-
-    // If we don't have a background/border/mask, then nothing to do.
-    if (!hasBoxDecorationBackground())
-        return false;
-
-    if (mustInvalidateFillLayersPaintOnWidthChange(style()->backgroundLayers()))
-        return true;
-
-    // Our fill layers are ok. Let's check border.
-    if (style()->hasBorder() && canRenderBorderImage())
-        return true;
-
-    return false;
-}
-
-bool RenderObject::mustInvalidateBackgroundOrBorderPaintOnHeightChange() const
-{
-    if (hasMask() && mustInvalidateFillLayersPaintOnHeightChange(style()->maskLayers()))
-        return true;
-
-    // If we don't have a background/border/mask, then nothing to do.
-    if (!hasBoxDecorationBackground())
-        return false;
-
-    if (mustInvalidateFillLayersPaintOnHeightChange(style()->backgroundLayers()))
-        return true;
-
-    // Our fill layers are ok.  Let's check border.
-    if (style()->hasBorder() && canRenderBorderImage())
-        return true;
-
-    return false;
-}
-
 void RenderObject::drawLineForBoxSide(GraphicsContext* graphicsContext, int x1, int y1, int x2, int y2,
                                       BoxSide side, Color color, EBorderStyle style,
                                       int adjacentWidth1, int adjacentWidth2, bool antialias)
 {
     int thickness;
     int length;
     if (side == BSTop || side == BSBottom) {
         thickness = y2 - y1;
         length = x2 - x1;
     } else {
@@ skipping 1488 matching lines @@
 {
     if (object1) {
         const blink::RenderObject* root = object1;
         while (root->parent())
             root = root->parent();
         root->showRenderTreeAndMark(object1, "*", object2, "-", 0);
     }
 }
 
 #endif