Use a weak observable in AutoCompleteTextView
Use a weak observable in AutoCompleteTextView

If adapter has longer life span than AutoCompleteTextView, it may leak
the View. This change prevents it by using a static observer with a
weak reference to the actual TextView.

Bug: 11287688
Change-Id: I2c9db94dfa1be3b3f5368406e557f3e8e34bbce9

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