Migrating some of the class to use the controller directly, will
update the remaining calls in follow up cls
Bug: 277345535
Test: Presubmit
Change-Id: I8edc7c43665f94702ac64bd92932d6c94cb544a4
This allows support for easily setting up default layouts
Bug: 277345535
Test: Presubmit
Flag: N/A
Change-Id: I1c089d60ac3f8add8d7e1060d343e04d30afe094
This would make it easier to move the controller to LauncherModel
Bug: 277345535
Test: Presubmit
Flag: N/A
Change-Id: I4d044cf41361f400968ef65e18de5d3976fcdec7