Make getAssetInt throw unconditionally.
Make getAssetInt throw unconditionally.

All callers have been moved over to getNativeAsset, and
this method has been hidden from the public API internally.

Change-Id: I5f29b5ddb4449adadf426e49a4085c7320289a15

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base