Index: third_party/WebKit/Source/core/layout/compositing/PaintLayerCompositor.cpp |
diff --git a/third_party/WebKit/Source/core/layout/compositing/PaintLayerCompositor.cpp b/third_party/WebKit/Source/core/layout/compositing/PaintLayerCompositor.cpp |
index 02fe615fc884494b012868f754ceb371cac02a40..ecc21935aeb22a08648b8836afadf4c2506fd479 100644 |
--- a/third_party/WebKit/Source/core/layout/compositing/PaintLayerCompositor.cpp |
+++ b/third_party/WebKit/Source/core/layout/compositing/PaintLayerCompositor.cpp |
@@ -27,6 +27,7 @@ |
#include "core/animation/AnimationTimeline.h" |
#include "core/animation/DocumentAnimations.h" |
+#include "core/dom/CompositorIdToElementMap.h" |
#include "core/dom/DOMNodeIds.h" |
#include "core/dom/Fullscreen.h" |
#include "core/editing/FrameSelection.h" |
@@ -406,7 +407,8 @@ void PaintLayerCompositor::updateIfNeeded() |
CompositorElementId elementId = 0; |
uint32_t mutableProperties = CompositorMutableProperty::kNone; |
if (scrollingElement->hasCompositorProxy()) { |
- elementId = DOMNodeIds::idForNode(scrollingElement); |
+ elementId = scrollingElement->assignCompositorElementId(); |
+ CompositorIdToElementMap::registerElement(*scrollingElement); |
mutableProperties = (CompositorMutableProperty::kScrollLeft | CompositorMutableProperty::kScrollTop) & scrollingElement->compositorMutableProperties(); |
} |
m_scrollLayer->setElementId(elementId); |