Use new `clinit_may_have_side_effects` method
Use new `clinit_may_have_side_effects` method

Summary: Simplifying logic and making it annotation-independent to identify non-trivial clinits.

Reviewed By: kuganv

Differential Revision: D22416710

fbshipit-source-id: 1759eb81f0be1f41e60354d920bcf5e7b13b41c3

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