am ab2ac887: Merge "Fix statusbar display of wifi signalstrength" into gingerbread

Merge commit 'ab2ac887751c41ddb34daa97ea4da07b08cc2ba8' into gingerbread-plus-aosp

* commit 'ab2ac887751c41ddb34daa97ea4da07b08cc2ba8':
  Fix statusbar display of wifi signalstrength