Dialer: Phone number is undisplayed in Call Screen if contact is big

-Set singleline to true in mPrimaryName;
-Add Emergency number judegement and set singleline to false in method
 setPrimayName so that display Emergency number in Emergency mode.

CRs-Fixed: 1038490
Change-Id: I594fbf4a988fb343110a05348ad48df9c44c11be
2 files changed