Bug 1034911 - Make the destructor for KeyAlgorithm private. r=smaug
Bug 1034913 - Don't manually delete nsHTMLURIRefObject and enforce it. r=ehsan
Bug 1034914 - Clean up CreateContentIterator and give nsFilteredContentIterator a private dtor. r=ehsan
Bug 1034915 - Don't explicitly call delete on nsExtensibleStringBundle. r=ehsan
Bug 1034906 - Don't manually delete NodeIterator. r=ehsan