$OpenBSD$

index 2727733..06d0274 100644
--- parser/html/nsHtml5TreeOperation.h.orig	Fri Feb 20 15:40:38 2015
+++ parser/html/nsHtml5TreeOperation.h	Fri Feb 20 15:40:38 2015
@@ -435,6 +435,15 @@ class nsHtml5TreeOperation {
       mFour.integer = aInt;
     }
 
+    inline void Init(nsresult aRv)
+    {
+      NS_PRECONDITION(mOpCode == eTreeOpUninitialized,
+        "Op code must be uninitialized when initializing.");
+      NS_PRECONDITION(NS_FAILED(aRv), "Initialized tree op with non-failure.");
+      mOpCode = eTreeOpMarkAsBroken;
+      mOne.result = aRv;
+    }
+
     inline void InitAddClass(nsIContentHandle* aNode, const char16_t* aClass)
     {
       NS_PRECONDITION(mOpCode == eTreeOpUninitialized,
@@ -487,11 +496,12 @@ class nsHtml5TreeOperation {
       nsIAtom*                        atom;
       nsHtml5HtmlAttributes*          attributes;
       nsHtml5DocumentMode             mode;
-      char16_t*                      unicharPtr;
+      char16_t*                       unicharPtr;
       char*                           charPtr;
       nsHtml5TreeOperationStringPair* stringPair;
       nsAHtml5TreeBuilderState*       state;
       int32_t                         integer;
+      nsresult                        result;
     }                   mOne, mTwo, mThree, mFour;
 };