Revert 137939

Source/WebCore/page/scrolling/chromium/ScrollingCoordinatorChromium.cpp

Index: Source/WebCore/page/scrolling/chromium/ScrollingCoordinatorChromium.cpp
===================================================================
--- Source/WebCore/page/scrolling/chromium/ScrollingCoordinatorChromium.cpp	(revision 138019)
+++ Source/WebCore/page/scrolling/chromium/ScrollingCoordinatorChromium.cpp	(working copy)
@@ -115,32 +115,8 @@
     // frame view whose layout was updated is not the main frame.
     Region nonFastScrollableRegion = computeNonFastScrollableRegion(m_page->mainFrame(), IntPoint());
     setNonFastScrollableRegion(nonFastScrollableRegion);
-#if ENABLE(TOUCH_EVENT_TRACKING)
-    Vector<IntRect> touchEventTargetRects;
-    computeAbsoluteTouchEventTargetRects(m_page->mainFrame()->document(), touchEventTargetRects);
-    setTouchEventTargetRects(touchEventTargetRects);
-#endif
 }
 
-void ScrollingCoordinatorChromium::touchEventTargetRectsDidChange(const Document* document)
-{
-#if ENABLE(TOUCH_EVENT_TRACKING)
-    // Wait until after layout to update.
-    if (m_page->mainFrame()->view()->needsLayout())
-        return;
-
-    // We won't necessarily get a setScrollLayer() call before this one, so grab the root ourselves.
-    setScrollLayer(scrollLayerForFrameView(m_page->mainFrame()->view()));
-    if (m_private->scrollLayer()) {
-        Vector<IntRect> touchEventTargetRects;
-        computeAbsoluteTouchEventTargetRects(document, touchEventTargetRects);
-        setTouchEventTargetRects(touchEventTargetRects);
-    }
-#else
-    UNUSED_PARAM(document);
-#endif
-}
-
 void ScrollingCoordinatorChromium::frameViewRootLayerDidChange(FrameView* frameView)
 {
     ScrollingCoordinator::frameViewRootLayerDidChange(frameView);
@@ -233,18 +209,6 @@
     }
 }
 
-void ScrollingCoordinatorChromium::setTouchEventTargetRects(const Vector<IntRect>& absoluteHitTestRects)
-{
-    // We won't necessarily get a setScrollLayer() call before this one, so grab the root ourselves.
-    setScrollLayer(scrollLayerForFrameView(m_page->mainFrame()->view()));
-    if (m_private->scrollLayer()) {
-        WebVector<WebRect> webRects(absoluteHitTestRects.size());
-        for (size_t i = 0; i < absoluteHitTestRects.size(); ++i)
-            webRects[i] = absoluteHitTestRects[i];
-        m_private->scrollLayer()->setTouchEventHandlerRegion(webRects);
-    }
-}
-
 void ScrollingCoordinatorChromium::setWheelEventHandlerCount(unsigned wheelEventHandlerCount)
 {
     // We won't necessarily get a setScrollLayer() call before this one, so grab the root ourselves.