Check for the |var| element rather than the |variable| element in nsHTMLCopyEncoder::IncludeInContext. (Bug 642716) r=bzbarsky

content/base/src/nsDocumentEncoder.cpp

@@ -1471,7 +1471,7 @@ nsHTMLCopyEncoder::IncludeInContext(nsINode *aNode)
           tag == nsGkAtoms::dfn      ||
           tag == nsGkAtoms::code     ||
           tag == nsGkAtoms::cite     ||
-          tag == nsGkAtoms::variable ||
+          tag == nsGkAtoms::var      ||
           tag == nsGkAtoms::abbr     ||
           tag == nsGkAtoms::font     ||
           tag == nsGkAtoms::script   ||