tree 111cc344761230f72c838f5a28aeb3304f31b2dd
parent 0b81bb2cf3c3eb736e8f692a1fd68fb2d3c47742
author Jay Shrauner <shrauner@google.com> 1443215711 -0700
committer Jay Shrauner <shrauner@google.com> 1443217229 -0700

Use TransactionSafeActivity

Remove custom visibility tracking.

Bug:24294419
Change-Id: I601c9a1c14db7c53d5c7b4a0acbb41b553e10e96