Fix dock intent lookup.

PackageManagerService doesn't support UserHandle.USER_CURRENT passed in,
so always pass in the real user ID.

Change-Id: I86ed3cc41ee52628da874500d280f722501233cf
Merge "Fix dock intent lookup." into cm-10.2
Merge branch 'cm-10.2' of git://github.com/CyanogenMod/android_frameworks_base into cd-4.3