Bug 836486: Part 1 - Add in ARMv6 support for IonMonkey (r=jbramley)
Bug 836486: Part 2 - turn on Ion Monkey for ARMv6 (r=jbramley)
Bug 855790 - Fix Clang trunk compilation error on gfxPlatformMac.h r=mattwoodrow

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extra : rebase_source : c3c27b4d10be5fa61b3c610e6cddd26e2d1f949d
Bug 855146 - Part 2: Extract runOnUiThreadSync() test method. r=gbrown

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extra : rebase_source : 8014e5438596d8981e074ad847a675bacb18eb2c