Bug 1081597: Refactor some branches. r=rnewman
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Bug 1081597: Refactor some branches. r=rnewman
Bug 1081599: Don't check nullity before instanceof. r=rnewman
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Bug 1081599: Don't check nullity before instanceof. r=rnewman
Bug 1081598: Eliminate silly ternary expressions. r=rnewman
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Bug 1081598: Eliminate silly ternary expressions. r=rnewman
Bug 1081601: Stop copying arrays manually. r=rnewman
Bug 1081606: Don't call toArray with zero-size arrays. r=rnewman
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Bug 1081606: Don't call toArray with zero-size arrays. r=rnewman