Use TransactionSafeActivity

Remove custom visibility tracking.

Bug:24294419
Change-Id: I2ef53549e7d8c07e92319bc57c4aebd05edb8ea6
4 files changed
tree: 7435910793f6cece645382f60800c07922b67e4e
  1. res/
  2. src/
  3. tests/
  4. Android.mk
  5. AndroidManifest.xml
  6. proguard.flags