Refactor add to workspace code to be used in Lily Launcher.
Also utilising code swap feature to swap out functionality of sorting
items on workspaces and finding next vacant space.
Bug: b/218186705
Test: Manually tested Launcher3 works.
Change-Id: I42a44eabeb307e1d23ef333e0a169437f9062bb6
The QSB will only be resent on the first screen of the workspace
covering the full width of the first row. If will not be movable.
The first screen of the workspace will not be movable.
The searchDropTargetBar no longer contains the QSB (it can be
renamed in aseparate cl).
Refactoring all QSB related logic by moving it to a custom view
inflated only using xml.
Change-Id: Icb4fd6eb855df1af15f685961c38351bf4fd4f4a
Sebastian Franco
Shikha Malhotra
Sunny Goyal