git: openjdk/mobile: 8233941: adlc should not generate Pipeline_Use_Cycle_Mask::operator=

[duke]

Changeset: e0f7b083
Author:    Florian Weimer <fweimer at openjdk.org>
Date:      2019-11-12 12:19:24 +0000
URL:       https://git.openjdk.java.net/mobile/commit/e0f7b083

8233941: adlc should not generate Pipeline_Use_Cycle_Mask::operator=

Removed useless = operator.

Reviewed-by: kvn, thartmann

! src/hotspot/share/adlc/output_h.cpp