This cl refine battery icon ui in low battery mode:
1. Should show indicator(fixed in ag/2035178)
2. Show bolt icon when charging
3. When battery is low, set battery background as red and indicator
as white.
This cl also includes the field updates for battery.
Bug: 36862496
Test: RunSettingsRoboTests
Change-Id: Ifb2ed339742119bbff78712df09288b895756b1f
1. Refine the battery header view
2. Move stats section to the place above power management
3. Add last full charge battery stat
4. Add the disclaimer as a footer
Also update the method name in test file, and this ui changes
also fix the header flash problem.
Bug: 36576021
Bug: 36494178
Test: RunSettingsRoboTests
Change-Id: I9784dbbbe16e61da7287f300183347dd4eee6a2b
(cherry picked from commit edfd09d590)
1. Show gauge icon at the top of battery main page instead of
battery usage graph.
2. Move the click action from battery usage graph to gauge icon.
Bug: 34387464
Test: RunSettingsRoboTest
Change-Id: Ib182619d6805b401cde03a50e2ae907cf4df7b94
