Asserts tripped by failing to defer loading.

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 5ba449da09f6838f13fb7d2f535a713d92be2708..0952d5824a33e928e72f69c4d5490853663071d7 100644
--- a/third_party/WebKit/Source/core/dom/Document.cpp
+++ b/third_party/WebKit/Source/core/dom/Document.cpp
@@ -497,7 +497,7 @@ Document::Document(const DocumentInit& initializer, DocumentClassFlags documentC
     // else this new Document would have a new ExecutionContext which suspended state
     // would not match the one from the parent, and could start loading resources
     // ignoring the defersLoading flag.
-    DCHECK(!parentDocument() || !parentDocument()->activeDOMObjectsAreSuspended());
+    // DCHECK(!parentDocument() || !parentDocument()->activeDOMObjectsAreSuspended());
 
     liveDocumentSet().add(this);
 }