Revert "wakelock: fix wakelock blacklist"

This reverts commit 7c97ad894ad6c61da1da3b73650ceb8e7afc8ea5.
Revert "wakelock: lock blacklist rb_tree when matching."

This reverts commit 390e7ef1151633ca3f6f30bff385e53ef8143319.
Revert "wakelock: add wakelock blacklist"

This reverts commit 0acf1274b2b55e15e6f7ebfba342b7b2cd8106ce.