Bug 912165 - Remove the Linux-only smaps memory reporters.  r=mccr8.

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extra : rebase_source : 4847c299f87a1a85944b169a808ee2c573ebf8b5
Bug 914341 - Fix BC to wrap primitive |this| in eval scripts. r=djvj

--HG--
extra : rebase_source : feea6164910b70dc8db175720c796c7b1aebca51
Bug 915482 (part 2) - Minimize gc/Barrier-inl.h includes.  r=terrence.

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extra : rebase_source : d4faf130a8022f335ae0ddcd4e02fdc59109d47d