Move updateDragState() override to LayoutBlockFlow.

third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp

Index: third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp b/third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp
index 8f7e58108ba34b68e02be2c63514d72d722e8e4b..1cd4d5e1c9f8e9e104e109e7408d8a381b7e96b5 100644
--- a/third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp
@@ -1975,6 +1975,13 @@ LayoutObject* LayoutBlockFlow::hoverAncestor() const
     return isAnonymousBlockContinuation() ? continuation() : LayoutBlock::hoverAncestor();
 }
 
+void LayoutBlockFlow::updateDragState(bool dragOn)
+{
+    LayoutBlock::updateDragState(dragOn);
+    if (LayoutBoxModelObject* continuation = this->continuation())
+        continuation->updateDragState(dragOn);
+}
+
 RootInlineBox* LayoutBlockFlow::createAndAppendRootInlineBox()
 {
     RootInlineBox* rootBox = createRootInlineBox();