CORE: missing @hide

Change-Id: I6012d4317ab71d1716ea0e38ee1d04e448c39fa9
enable usb audio hot plugging

Change-Id: I527e0976b6cadacb67084348ffe2de192247529a
Lockscreen VolCtrls : Don't raise volume on skipTrack

Set mIsLongPress to true when longpress was successful to avoid
volume from being changed on release

Change-Id: I874f7d66248e30535dddfec53ddd299718e3fa3d
Correct the target app token for input method window

The root cause is:
There is a defect in window manager service: When a new
activity that can be ime target is added into window manager
but the Z order of input method window don't need to be
changed, then the target app token of input method window
would not be updated to new one. This defect may cause that
the layer of input method window is calculated incorrectly.

The solution:
Correct the target app token for input method window.

Change-Id: I008311e3c9b1cf5fc320b614d8675c183c506d50
Fix race condition in ActivityThread.completeRemoveProvider()

This should solve the problem when exceptions like below are thrown:
java.lang.IllegalStateException: unstableCount < 0: -1
android.os.Parcel.readException()
android.os.Parcel.readException()
android.app.ActivityManagerProxy.refContentProvider()
android.app.ActivityThread.releaseProvider()

Change-Id: I97ca9f7f0b57221bc3aa41727936292cc79b92c9
Merge branch 'jellybean' of github.com:ParanoidAndroid/android_frameworks_base into jellybean