Fix touch event flag may not be updated correctly by transform which causes no layout

third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp

Index: third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp
diff --git a/third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp b/third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp
index 27681120185f9dd0c4b8948ce1472000fa4bfc26..15fd00d05b356fbade2bf29b60b65d5d9b9bfb70 100644
--- a/third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp
+++ b/third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp
@@ -128,6 +128,18 @@ void ScrollingCoordinator::notifyGeometryChanged() {
   m_shouldScrollOnMainThreadDirty = true;
 }
 
+void ScrollingCoordinator::notifyTransformChanged(const LayoutBox& box) {
+  if (m_page->deprecatedLocalMainFrame()->view()->needsLayout())
+    return;
+
+  for (PaintLayer* layer = box.enclosingLayer(); layer;
+       layer = layer->parent()) {
+    if (m_layersWithTouchRects.contains(layer)) {
+      m_touchEventTargetRectsAreDirty = true;
+      return;
+    }
+  }
+}
 void ScrollingCoordinator::notifyOverflowUpdated() {
   m_scrollGestureRegionIsDirty = true;
 }