Bug 1212867 - Node.isEqualNode() should ignore internal subsets; r=bz

dom/base/nsINode.cpp

@@ -1074,13 +1074,6 @@ nsINode::IsEqualNode(nsINode* aOther)
         if (!string1.Equals(string2)) {
           return false;
         }
-    
-        // Internal subset
-        docType1->GetInternalSubset(string1);
-        docType2->GetInternalSubset(string2);
-        if (!string1.Equals(string2)) {
-          return false;
-        }
 
         break;
       }

dom/imptests/failures/html/dom/nodes/mochitest.ini

@@ -6,7 +6,6 @@ support-files =
 [test_Document-createElement-namespace.html.json]
 [test_Document-createElementNS.html.json]
 [test_Document-getElementsByTagName.html.json]
-[test_Node-isEqualNode.xhtml.json]
 [test_Node-properties.html.json]
 [test_attributes.html.json]
 [test_case.html.json]

dom/imptests/failures/html/dom/nodes/test_Node-isEqualNode.xhtml.json

@@ -1,3 +0,0 @@
-{
-  "isEqualNode should return true when only the internal subsets of DocumentTypes differ.": true
-}

testing/web-platform/meta/dom/nodes/Node-isEqualNode.xhtml.ini

@@ -1,5 +0,0 @@
-[Node-isEqualNode.xhtml]
-  type: testharness
-  [isEqualNode should return true when only the internal subsets of DocumentTypes differ.]
-    expected: FAIL
-