Fix delete call log screen force close in split mode

- When drag call log screen down in split mode, the fragment will
  recreate several times and missed to set listener,so use the
  static variable for it.contacts screen will have same issue,
  we will set it again after activity create

Change-Id: Iff6752240e76e47e83710e715684fc84cfb7bc57
CRs-Fixed: 1069312