Document lifecycle violation

third_party/WebKit/Source/core/dom/Document.cpp

Index: third_party/WebKit/Source/core/dom/Document.cpp
diff --git a/third_party/WebKit/Source/core/dom/Document.cpp b/third_party/WebKit/Source/core/dom/Document.cpp
index f0b373487b502c3973dbca8ac8075b92b10eb91b..11c199f977fc8a620a516f44432a0c8a8fe993ea 100644
--- a/third_party/WebKit/Source/core/dom/Document.cpp
+++ b/third_party/WebKit/Source/core/dom/Document.cpp
@@ -120,6 +120,7 @@
 #include "core/events/ScopedEventQueue.h"
 #include "core/fetch/ResourceFetcher.h"
 #include "core/frame/DOMTimer.h"
+#include "core/frame/DeprecatedScheduleStyleRecalcDuringLayout.h"
 #include "core/frame/EventHandlerRegistry.h"
 #include "core/frame/FrameConsole.h"
 #include "core/frame/FrameHost.h"
@@ -2101,6 +2102,10 @@ void Document::scheduleSVGFilterLayerUpdateHack(Element& element)
         return;
     element.setSVGFilterNeedsLayerUpdate();
     m_layerUpdateSVGFilterElements.add(&element);
+
+    DeprecatedScheduleStyleRecalcDuringLayout marker(lifecycle());

[esprehn, 2016/01/22 19:24:44]

Yeah this is supposed to be forced on all the users at the low level to make
their usage of this method look extra ugly and discourage more usage.

+    // This function can sometimes be called while performing layout,
+    // e.g. when invalidating filters because of relative lengths.
     scheduleLayoutTreeUpdateIfNeeded();
 }