crash: Remove references to low-battery state file.

Remove references to the low-battery state file formerly
written by powerd. The system shuts down immediately when it
enters the low-battery state.

TEST=ran unit tests

Change-Id: I2122210b448af58fb4ecac2c234b9faa9d231e2b
Reviewed-by: Chris Masone <>
Tested-by: Daniel Erat <>
Commit-Queue: Daniel Erat <>
3 files changed
tree: c9564bc6c04d6179d1a91e2f8682384bc61abe28
  1. crash_reporter/