Bug 1080946 - Don't mark ASAN poisoning functions as dllexport on Windows; r=njn

--HG--
extra : rebase_source : da03e54614b995138ecaead7ae1ef7b35daf3961
Bug 1080968 - Add support for constexpr and explicit conversions on clang-cl; r=froydnj

--HG--
extra : rebase_source : ef22967d83577e70d5e6e122bf5322f31eeb97d0
Bug 1081283 - Use the correct calling convention on InitDwriteBG; r=jrmuizel

Otherwise our stack is misaligned by the time we return from this.
This misalignment doesn't cause a crash with the Winodws thread
startup code, but it does with ASAN because it does many things
after the thread entry point exits.

--HG--
extra : rebase_source : 6143788976d8efc9dc5c96030de3b8026d6bbc0f
Bug 1080030 - Trim the whitespace surrounding option/optgroup text when displaying a drop-down in e10s; r=felipe
Bug 1080937 - Fix a clang-cl build error in nsHostResolver.cpp; r=sworkman
Bug 1079328 - Fix some more bad implicit constructors in parser; r=hsivonen