am 4e077af2: Fix NPE when activity is null

* commit '4e077af2b9a50a72f4268a795bc744cd4aae5e54':
  Fix NPE when activity is null
tree: c1ebd9c0017dcee38beb939a537da4d605f7099d
  1. res/
  2. src/
  3. tests/
  4. Android.mk
  5. AndroidManifest.xml
  6. proguard.flags