Rework compositor touch hit testing

Source/core/rendering/RenderInline.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 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.
  *
@@ skipping 1365 matching lines @@
     }
 
     if (continuation()) {
         if (continuation()->isInline())
             continuation()->addFocusRingRects(rects, flooredLayoutPoint(additionalOffset + continuation()->containingBlock()->location() - containingBlock()->location()), paintContainer);
         else
             continuation()->addFocusRingRects(rects, flooredLayoutPoint(additionalOffset + toRenderBox(continuation())->location() - containingBlock()->location()), paintContainer);
     }
 }
 
+namespace {
+
+class AbsoluteLayoutRectsGeneratorContext {
+public:
+    AbsoluteLayoutRectsGeneratorContext(Vector<LayoutRect>& rects, const LayoutPoint& accumulatedOffset)
+        : m_rects(rects)
+        , m_accumulatedOffset(accumulatedOffset) { }
+
+    void operator()(const FloatRect& rect)
+    {
+        LayoutRect layoutRect(rect);
+        layoutRect.move(m_accumulatedOffset.x(), m_accumulatedOffset.y());
+        m_rects.append(layoutRect);
+    }
+private:
+    Vector<LayoutRect>& m_rects;
+    const LayoutPoint& m_accumulatedOffset;
+};
+
+}
+
+void RenderInline::computeSelfHitTestRects(Vector<LayoutRect>& rects, const LayoutPoint& layerOffset) const
+{
+    AbsoluteLayoutRectsGeneratorContext context(rects, layerOffset);
+    generateLineBoxRects(context);
+}
+
 void RenderInline::paintOutline(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
     if (!hasOutline())
         return;
     
     RenderStyle* styleToUse = style();
     if (styleToUse->outlineStyleIsAuto() || hasOutlineAnnotation()) {
         if (theme()->shouldDrawDefaultFocusRing(this)) {
             // Only paint the focus ring by hand if the theme isn't able to draw the focus ring.
             paintFocusRing(paintInfo, paintOffset, styleToUse);
@@ skipping 159 matching lines @@
         container = this;
 
     FloatPoint absPos = container->localToAbsolute();
     region.bounds.setX(absPos.x() + region.bounds.x());
     region.bounds.setY(absPos.y() + region.bounds.y());
     
     regions.append(region);
 }
 
 } // namespace WebCore