Bug 921923 (part 1) - Reorder StatsZoneCallback and StatsCompartmentCallback.  r=till.

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extra : rebase_source : 2f381cf263d49d7d1047551fd0e43df54635351c
Bug 921923 (part 2) - Make multi-output sizeOfFoo() functions more consistent in js/src/.  r=till.

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extra : rebase_source : 6e912cba51103685042893bd590062015c8f68a3
Bug 921923 (part 3) - Make multi-output sizeOfFoo() functions more consistent in content/, dom/ and layout/.  r=till.

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extra : rebase_source : ac8aebe86b4b7ee5acc0f541be5645abf73b6a98
Bug 921954 - Clean up type inference memory reporting.  r=bhackett.

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extra : rebase_source : a3c640921882a997017b1cddca189f5b3217a88e