Added actual (unpooled) wakelock times.

Wakelocks (full, window, and partial) each have a new field, representing
total duration.

Test: cts-tradefed run cts-dev -m CtsDumpsysHostTestCases -t android.dumpsys.cts.BatteryStatsDumpsysTest
Test: cts-tradefed run cts-dev -m CtsIncidentHostTestCases -t com.android.server.cts.BatteryStatsValidationTest
Bug: 18998184

Change-Id: I7ed1b9348bd3410400bf6299b1cc71f2a27bce82
2 files changed