This fixes an issue where the ZenRuleButtonsPreferenceController was redirecting to the rule list, but the container fragment was still trying to refresh the rule, leading to a "rule not found" toast. This also makes the transition look nicer, as it's a "back" instead of a "forward" animation now. Fixes: 244103559 Test: Manually on phone & tablet Change-Id: Ie26511dcaec4c7976f488936cdc6d417110ca1b1