This is fallout from bug 1336213. That added a field DOMParser::mOriginalPrincipleWasSystem but only initialised it in one of the two constructors for the class. Use of the uninitialised field is easily observed with Valgrind, from example on dom/xslt/tests/mochitest/test_bug427060.html.
Created attachment 8835528 [details] [diff] [review] bug1338156-1.cset The obvious fix.
Attachment #8835528 - Flags: review?(bzbarsky)
Thanks for the quick fix!
Pushed by firstname.lastname@example.org: https://hg.mozilla.org/integration/mozilla-inbound/rev/d22eeada4c35 Add missing initialisation of DOMParser::mOriginalPrincipleWasSystem. r=ehsan.
Status: NEW → RESOLVED
Last Resolved: 2 years ago
status-firefox54: affected → fixed
Resolution: --- → FIXED
Target Milestone: --- → mozilla54
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