Revert "Clear all recents button cleanUp"

This reverts commit c01ef254213f679f8b61b8f9d1330d5f63390626.
Revert "clear all recents button"

This reverts commit 138dba676fa6a54b3433365b0fc41a2dd11567cf.

Conflicts:
	packages/SystemUI/res/layout-land/status_bar_recent_panel.xml
	packages/SystemUI/res/layout/status_bar_recent_panel.xml