Merge commit '2fdd428e0f18384160f7c38ce3a2cd9ba7e7b2c2'
* commit '2fdd428e0f18384160f7c38ce3a2cd9ba7e7b2c2':
Fix some backup reader/writer issues; make local transport do backup
Fix the jni initializer.
Add RestoreFileHelper, BackupDataInput, and add java wrappers for the methods on BackupDataOutput.
Fix bug #1812041: activity manager crash with bad args.
Journal backup requests so that they won't be lost in a crash
Fix data connection issues.