Vertical stack view of recents apps after removing Launcher3

Summary

After removing Launcher3, the recent apps view converted to default vertical stack instead of much sophisticated horizontal side by side view.

Steps to reproduce

Remove the Launcher3 apk, the recent apps view has been changed to default.

Expected Behaviour

Horizontal side by side view should be shown for recent apps.

Possible Fixes

Import quickstep module from Launcher3 package and make it compatible with BlissLauncher