tree 4882117a2c3e49c88844aee7a7bbf10e2cd3167d
parent d04b49649e2eeb39a60e684babe63b078f698777
author Fan Zhang <zhfan@google.com> 1466123307 -0700
committer Fan Zhang <zhfan@google.com> 1466443580 -0700

Log button taps in support tab.

Bug: 29282762
Change-Id: I7d573f95450292840413cb5e266915f64f6d667d