am 31bfdf69: reconcile main tree with open-source eclair

Merge commit '31bfdf69' into eclair-plus-aosp

* commit '31bfdf69':
  android-2.1_r1 snapshot
  Use 128p map tiles for high dpi devices.
  Throttle nitz updates as the are too numerous on cdma.
  don't request a sync when temp providers are created
  Increase light sensor delay from one to two seconds.
  Revert jparks code from IPCThreadState.
  Add a warning when we leave threads in the binder thread pool in the background scheduling group.
  PowerManagerService: Ensure that recent changes do not effect the hardware ALS case.
  Fix regression.
  Fix broken build.
  Bluetooth A2DP suspend/resume functionality
  EventLog when a database file is deleted due to corruption.
  Don't forget to clear "backup in progress" state when finishing a pass
  Fix issue #2148939: Sholes slow to wake up in landscape mode
  Fix Cdma re-start of default connection.
  Merge change 26821 into eclair
  Not all WebView's host have permission to read the history.
  Merge change 26908 into eclair