am 8467544d: merge from froyo-plus-aosp

Merge commit '8467544d4c8b4d23f1048775c145b087b73f2acf'

* commit '8467544d4c8b4d23f1048775c145b087b73f2acf':
  Cleaned up Samples by removing unsed imports and variables.
  Added missing classpathentry for DeskClock App, Bluetooth, obex, Gallery3D, Launcher2, GlobalSearch and Provision
  Removed unused Imports, Added Type Arguments, removed some Warnings by using unused Methods and Variables
  Reduced warnings by removing unused imports, unused variables and adding type arguments