Fix NPE in SuggestionsAdapter when cursor is null.
Fix NPE in SuggestionsAdapter when cursor is null.

Fixes http://b/issue?id=1940013

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base