Prevent markContainerChainForLayout to scheduleRelayout() if isInPerformLayout()

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 f1c1e60ea8aec0ca8d7b4848844b48ead00c49ea..a0027120041980256c1a3c7b9ae6adc14fbe2c5c 100644
--- a/third_party/WebKit/Source/core/frame/FrameView.cpp
+++ b/third_party/WebKit/Source/core/frame/FrameView.cpp
@@ -1772,6 +1772,7 @@ void FrameView::layoutOrthogonalWritingModeRoots()
 void FrameView::scheduleRelayout()
 {
     ASSERT(m_frame->view() == this);
+    RELEASE_ASSERT(!isInPerformLayout());
 
     if (!m_layoutSchedulingEnabled)
         return;
@@ -1794,6 +1795,7 @@ void FrameView::scheduleRelayout()
 void FrameView::scheduleRelayoutOfSubtree(LayoutObject* relayoutRoot)
 {
     ASSERT(m_frame->view() == this);
+    RELEASE_ASSERT(!isInPerformLayout());
 
     // FIXME: Should this call shouldScheduleLayout instead?
     if (!m_frame->document()->isActive())