tree 13da8339437ab44a6dfc4a8f36741d4b22749695
parent 1ed70c32f46a346626aab2e9163d3ee8497a798a
author sqian <shuoq@google.com> 1498588050 -0700
committer sqian <shuoq@google.com> 1502216963 -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
Merged-In: I9f4f577c40bcd5caa2a9bb1fd4c9e9c4c27e318c