GitLab

Log events and debugging information related to HID devices through the
device event log component so that these errors are visible at
chrome://device-log. A DEVICE_PLOG macro has been added which includes
the last reported system error in the log message.

BUG=448901

Review URL: https://codereview.chromium.org/947663002

Cr-Commit-Position: refs/heads/master@{#317722}