Clean up child checks in ContainerNode.

sky/engine/core/dom/Range.cpp

Index: sky/engine/core/dom/Range.cpp
diff --git a/sky/engine/core/dom/Range.cpp b/sky/engine/core/dom/Range.cpp
index a246715ef6e806a2eebb8e0801d00b7335019c5c..2fca889cde3c90b5383092fa106e05cfd56dc045 100644
--- a/sky/engine/core/dom/Range.cpp
+++ b/sky/engine/core/dom/Range.cpp
@@ -816,18 +816,10 @@ void Range::insertNode(PassRefPtr<Node> prpNewNode, ExceptionState& exceptionSta
         // check each child node, not the DocumentFragment itself
         numNewChildren = 0;
         for (Node* c = toDocumentFragment(newNode)->firstChild(); c; c = c->nextSibling()) {
-            if (!checkAgainst->childTypeAllowed(c->nodeType())) {
-                exceptionState.throwDOMException(HierarchyRequestError, "The node to be inserted contains a '" + c->nodeName() + "' node, which may not be inserted here.");
-                return;
-            }
             ++numNewChildren;
         }
     } else {
         numNewChildren = 1;
-        if (!checkAgainst->childTypeAllowed(newNodeType)) {
-            exceptionState.throwDOMException(HierarchyRequestError, "The node to be inserted is a '" + newNode->nodeName() + "' node, which may not be inserted here.");
-            return;
-        }
     }
 
     for (Node* n = m_start.container(); n; n = n->parentNode()) {
@@ -1118,11 +1110,6 @@ void Range::surroundContents(PassRefPtr<Node> passNewParent, ExceptionState& exc
         return;
     }
 
-    if (!parentOfNewParent->childTypeAllowed(newParent->nodeType())) {
-        exceptionState.throwDOMException(HierarchyRequestError, "The node provided is of type '" + newParent->nodeName() + "', which may not be inserted here.");
-        return;
-    }
-
     if (newParent->contains(m_start.container())) {
         exceptionState.throwDOMException(HierarchyRequestError, "The node provided contains the insertion point; it may not be inserted into itself.");
         return;