Split the dump() command between PMS and Settings.
Try to annotate all users of the mPackages lock in preparation for
switch to reader/writer lock.
Also mark some locals final as I was reading through the usage of the
synchronization on mPackages.
Change-Id: Ia7add63e835e67156edf886f98acebe50cc41f70
Split PackageManagerService from one monolithic class with several inner
classes to several classes. This will help determining how its data
structures can be reshuffled to provide better separation of concerns.
Change-Id: Ic7571daebdcf13ce08e08f34204c5bbf4140139b