Bug 1064451 - Convert assertion-expression-type checking code to not perform a function call.  r=froydnj

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extra : rebase_source : d88adf94137dca875444c4aa8c7b3e9ce9c7dedd
Bug 1064391 - Fix destructuring into a __proto__ pattern.  r=shu

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extra : rebase_source : dcc08c49d028eeebdcfc1428502fe64e6286b930
Bug 1064054 - Don't assert in baseline that JSOP_INITPROP is never used with __proto__, because it is for method definitions.  r=shu

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extra : rebase_source : 2aefdcebe0d26560cce5237366f76e0f192ea28d
Bug 1019838 - Fix various leaks in dosprintf (in jsprf.cpp and nsTextFormatter.cpp).  r=jwalden

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extra : rebase_source : d0dff2bfa1590db460729f412e92c9ce9dfe1869