Port forward: HALO, Screenshot tile

PS2 - fix the incomplete handler
PS3 - final fixes

Change-Id: I5d588959b4382fb9b9a11d25f9e7bb76a8e55d7a
Merge "Port forward: HALO, Screenshot tile" into jb3
Revert "Revert "Floating window (1/2)""

This reverts commit 78d35fc725c07f88b18ce16f94560a5d3845aaf0.

Change-Id: Iacf168cb0b39b32bd99d156848b5895708014c98
Merge remote-tracking branch 'upstream/jb3' into jb3