Fixed bug where dialer would sometimes show blank screen.

To repro the bug:

1) Turn on "Don't keep activities" option in developer options
2) Open dialpad
3) Press home
4) Launch dialer from home screen
5) Observe blank screen

Bug: 65458054,64129606
Test: unit
PiperOrigin-RevId: 169614750
Change-Id: I65e53add0f1f53c510c402f4f8b7ed60dcef273b
1 file changed
tree: bc0f111b30f8d149b9374b894f91dbbbf7bb03cf
  1. assets/
  2. java/
  3. Android.mk
  4. AndroidManifest.xml
  5. CONTRIBUTING
  6. LICENSE