Revert "staging:android:lmk: Use for_each_thread helper"

This reverts commit 1fcdc9f11384c039378bd1657389de4e60bf5e01.
Revert "lmk: Fix Leak"

This reverts commit 69700ef56a22ed59f1434c87aa5c9d6ccc4aa032.
Revert "staging: android: lmk: Kill protected apps if size exceeds than 100 MB"

This reverts commit 8665eecf3cefdebc87ebd9380dbfa3d93b9e331c.
Revert "android:staging:lowmemorkiler: Tune and remove unused parameter"

This reverts commit deed6973c541ebec23659070c071ae82087093de.
Revert "android: staging: lowmemorykiller: Add entry to avoidtokill"

This reverts commit 4f3490a70804f36b0277887bae5e1506022a6858.
Revert "staging: android: LMK: Skip killing core apps"

This reverts commit edb0019dc1972c706360d1d6c4a1b7dd6d50536d.