Fix issues of different phone objects sharing same mConnectionApns list.

Due to different phone objects are sharing same mConnectionApns list, in
some situation both SIMs will show data connection icons mistakenly. To
fix, create different mConnectionApns list to track different phone
objects.

Change-Id: I1b176b62e9acf3cbe52cc38fb437570b88e03ff8
1 file changed