Improve the cold start performance

The performance regressed since the previous change that hide the
homepage view from using View.GONE to View.INVISIBLE

This change only initializes the list views in the invisible homepage
view to prevent a scroll flicker when scrolling is needed.

Test: manual
Bug: 206555277
Bug: 205823792
Change-Id: I8f173b135cfa1d27a1362d5fa8e3f338e2428ad2