Bug 1020695 - Upgrade NSS to version 3.16.2 RTM. r=wtc, a=1.4+

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extra : rebase_source : be591ddea1ebe875a58f43d8257758b510e87b74
Bug 1012694 - IonMonkey (ARM): Use the second scratch register to avoid clobbering the scratch register. r=dougc, a=1.4+

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extra : rebase_source : 0ca99b8f56cc9517f702e77645b01d447f49794b