Bug 898494 - Fix lack of rooting in Binary Data. r=nmatsakis

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extra : rebase_source : d81cb1c34cb6767966ccc4006ed504c7d0e935ac
Bug 898675 - Binary Data: Free StructType fieldList on error. r=nmatsakis

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extra : rebase_source : a7ebb8c1bbf7464ab0697dc014334cfcf75e69a2
Bug 898670 - Add GetStructTypeFieldList(). r=nmatsakis

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extra : rebase_source : ac13a0cb025b0dd24d407833d573c0499d33b56c
Bug 898734 - Fix segfault in error handling. r=nmatsakis

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extra : rebase_source : dfecbc3c3150deb19e352a3d885e35f24983e2e9