Bug 927112 - OdinMonkey: loosen up type rules for ~~ (r=sstangl)

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extra : rebase_source : 3bf86703790d10f563f9091f7acd8513d63c569f
Bug 927112 - OdinMonkey: loosen up type rules for + (r=sstangl)

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extra : rebase_source : 7c3cc07c2885202524f604cdd259e029f47282e9