tree d7bd2d10c7be8ea0ccec63e85c8365efb87edfe4
parent 413293ff626301e1ee9837f247c4d7321c59f472
author John Reck <jreck@google.com> 1522971701 -0700
committer John Reck <jreck@google.com> 1523296695 -0700

Add support for render-ahead

For periods of time during which latency is less important
allow a client to request a deeper render-ahead pipeline.

The latency tradeoff results in less overall visual jank

Test: none, only used by macrobench

Change-Id: I516203b70bdc75b6415fa08bf9c4fb1b598b0102