tree 833e155f283924bce9e33673d1f6a4562c61ed23
parent d265c4238699ea899cc3b01cc90b643d9692db2a
author Chia-I Wu <olv@google.com> 1508451535 -0700
committer Chia-I Wu <olv@google.com> 1510347998 -0800

surfaceflinger: remove USE_HWC2

Remove USE_HWC2 and assume it to be true.  Remove all !USE_HWC2
code.

This also fixes a compile error in tests/fakehwc, which never
defines USE_HWC2.

Test: boots taimen and hikey960
Change-Id: Ie6d2fcf884aa6fc715ab0ce19a1e0f7c8acf734c