Make removeChild, parserRemoveChild and removeChildren more consistent.

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 efdafbb7fdf63f77b1607c3fe6f9da43f9fb6e09..299e77e9ffece47ca1890bebf4ba8b3a5ce6aacd 100644
--- a/third_party/WebKit/Source/core/dom/Document.cpp
+++ b/third_party/WebKit/Source/core/dom/Document.cpp
@@ -4094,7 +4094,9 @@ void Document::didMoveTreeToNewDocument(const Node& root) {
 }
 
 void Document::nodeChildrenWillBeRemoved(ContainerNode& container) {
+  ScriptForbiddenScope scriptForbiddenScope;
   EventDispatchForbiddenScope assertNoEventDispatch;
+
   for (Range* range : m_ranges)
     range->nodeChildrenWillBeRemoved(container);
 
@@ -4118,6 +4120,9 @@ void Document::nodeChildrenWillBeRemoved(ContainerNode& container) {
 }
 
 void Document::nodeWillBeRemoved(Node& n) {
+  ScriptForbiddenScope scriptForbiddenScope;
+  EventDispatchForbiddenScope assertNoEventDispatch;
+
   for (NodeIterator* ni : m_nodeIterators)
     ni->nodeWillBeRemoved(n);