Julia Reynolds cb6a88b862 Remove jank on DND schedule page
Only add/or remove preferences when absolutely needed.
Also fix a 'load data from backend' method that wasn't.

Fixes: 216747934
Test: ZenModeAutomaticRulesPreferenceControllerTest
Test: view schedules page
Test: add schedule
Test: remove schedule
Test: view schedule child page and return to schedules page
Change-Id: I237c2ca7ea89ee6e42354470a76712068a7f4dd7
2023-03-01 18:43:02 +00:00
2022-04-14 09:55:36 +00:00
2023-03-01 18:43:02 +00:00
2023-01-30 20:28:12 +00:00
2022-10-06 09:10:38 -07:00
2022-10-13 17:21:08 +08:00
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3.1 GiB
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Java 89.8%
Kotlin 10.2%