Remove PowerUsageDetail.java

Now we use AdvancedPowerUsageDetail instead.

This cl also:
1. Remove PowerUsageDetail in SearchIndexableResources since we
don't want to index PowerUsageDetail
2. Add AdvancedPowerUsageDetail in SettingsGateway

Bug: 36992358
Test: Build
Change-Id: I598bb159aa2b5a4889071ae9a17d29554e6afe11
5 files changed