Fix removeChildNode to unmark orthogonal writing mode roots when !notifyLayoutObject

third_party/WebKit/Source/core/frame/FrameView.cpp

Index: third_party/WebKit/Source/core/frame/FrameView.cpp
diff --git a/third_party/WebKit/Source/core/frame/FrameView.cpp b/third_party/WebKit/Source/core/frame/FrameView.cpp
index 4bd251c5c7dc6db0a55d95c38897c38bc9441fae..28f16070705b806c73c9fb0d64247bae852ef067 100644
--- a/third_party/WebKit/Source/core/frame/FrameView.cpp
+++ b/third_party/WebKit/Source/core/frame/FrameView.cpp
@@ -1832,8 +1832,7 @@ void FrameView::clearLayoutSubtreeRootsAndMarkContainingBlocks()
 
 void FrameView::addOrthogonalWritingModeRoot(LayoutBox& root)
 {
-    DCHECK(!root.isLayoutFullScreen() && !root.isLayoutFullScreenPlaceholder()
-        && !root.isLayoutScrollbarPart());
+    DCHECK(!root.isLayoutScrollbarPart());
     m_orthogonalWritingModeRootList.add(root);
 }