Wenjing Wang b55dcbe0af Fix CPU spike: should use UIGraphicsEndImageContext rather than UIGraphicsGetCurrentContext
Summary:
should use UIGraphicsEndImageContext rather than UIGraphicsGetCurrentContext

public

Reviewed By: nicklockwood, chaceliang

Differential Revision: D2875657

fb-gh-sync-id: 0fa059e2da3d0bb1ffe5fe50a1bdaeddafc2bbfa
2016-01-28 14:25:35 -08:00
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2015-12-15 09:09:32 -08:00
2015-12-31 07:48:29 -08:00