Bug 973390: Call SetPrimaryFrame for root element *after* processing its children, to fix assertion & for consistency with behavior on other elements. r=bz
Bug 974300: Mark /xpcom/threads as FAIL_ON_WARNINGS. r=froydnj
Bug 974350 part 1 - Rewrite CreateRegExpMatchResult to not use an AutoValueVector. r=h4writer

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extra : rebase_source : ea7ea2218bd93f4b9e2c67e67bdbb4cf30fe3c1c
Bug 974350 part 2 - Cleanup CreateRegExpMatchResult. r=h4writer

--HG--
extra : rebase_source : 69492994f03253cd88a5f2b30a13170129b6c1ef
Bug 974350 part 3 - Inline getOrCreateMatchResultTemplateObject fast path. r=h4writer

--HG--
extra : rebase_source : f74684759973915c6a955ad8eddc3caee66a3851