tree c50370400369e9e419c27838b4bf79b6ec585fc7
parent c88ed7dc626480eef254748d2ba5eac09e8a576d
author sqian <shuoq@google.com> 1498588050 -0700
committer sqian <shuoq@google.com> 1498588050 -0700

Check 'number' against both empty and null string for handleCdmaCallWaiting

The new RIL in O changes all null strings to empty strings, but the code
only checks 'number' against null for handleCdmaCallWaiting. This CL adds
the check against both empty and null strings.

Test: TreeHugger
Bug: 62490549
Change-Id: I9f4f577c40bcd5caa2a9bb1fd4c9e9c4c27e318c