Bug 916913 - is_b2g condition shouldn't fail if tree not built, r=gps
Bug 910877 - SpiderMonkey: Fix autoconf detection of routines in libm. r=ted.mielczarek
Bug 914405: Define makeGlobalObjectReference, a quick way to get D.O's referring to global objects, to simplify the web console. r=jorendorff r=msucan