Split out recents logic from UiFactory

This CL splits out RecentsView specific logic from UiFactory and
overrides it in the Go IconRecents version, stubbing out much of the
functionality.

Bug: 114136250
Test: Manual test NexusLauncher, Launcher3GoQuickstep
Test: Build Launcher3GoIconRecents
Change-Id: I043f7f2b2581831f1a74a80110e9c4c25231c046