Enable the BluetoothHidDevice API in framework.
Bug: 63384609
Test: SL4A HID test; test with apps using BluetoothHidDevice
Merged-In: I52ca4674f11179f865bdff22e0289dfe893c40f5
Change-Id: I52ca4674f11179f865bdff22e0289dfe893c40f5
(cherry picked from commit 7bb587d72b)