Fix potential crash if uri is unavailable.

If the voicemail is in the process of deleting, the uri may be
unavailable after the async task has started executing. Make a null
check first.

Bug: 21978479
Change-Id: I0ec93e66b055c4e5d9ce2743a3cffc689c835f78
1 file changed
tree: 0382869f87379dfb4333b061a423c3eb17b81151
  1. res/
  2. src/
  3. tests/
  4. Android.mk
  5. AndroidManifest.xml
  6. proguard.flags