tree b957b06fd99ecd1e9864c2136a8ef9ea00487f46
parent 0a41f3c3f1cefcd71cbdd79299fba3482e23a5e2
author wangqi <wangqi@google.com> 1526943456 -0700
committer Copybara-Service <copybara-piper@google.com> 1526945115 -0700

Set navigation bar color when dialpad is visible.

Instead of fake a black bar on voice incall UI, the more reliable way is to set
navigation bar color.

Bug: 79902234
Test: manual
PiperOrigin-RevId: 197475300
Change-Id: I96085700e633570ef385386cdf366d758e50a6e2