Merge "[Settings] Refactor test case DataUsageSummaryPreferenceControllerTest" into rvc-dev am: 6fb4a18ded am: 67ff594c29 am: 2ba9e114bf am: 646d1eda7d am: f57db9edcc
Change-Id: Ie22bd5dc44f4c09e08e4ba013cbe9bcae05d25fc
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