Change the signature for DispatchData.enumerateBytes() to match that …#385

Merged

ktopley-apple merged 1 commit intoswiftlang:masterfrom

ktopley-apple:ktopley-dispatch-rdar40775762

Jul 18, 2018

Commits on Jul 16, 2018

Change the signature for DispatchData.enumerateBytes() to match that of Data.enumerateBytes() for Swift 4.2 and obsolete the old version.
ktopley-apple
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