Fix PhoneApp crash while decoding operatorNumeric to find mcc

Handle StringIndexOutOfBoundsException when mcc is found using
substring operation.

Bug: 6872958
Change-Id: I9e89a791e6efb3f9daacc33ac3aef05d9218af41
1 file changed
tree: 9701b62b2d10af21c27f16d47d2de879672252e3
  1. mockril/
  2. src/
  3. tests/
  4. Android.mk
  5. CleanSpec.mk