Roll inspector_protocol to 8dfd1432319592c9ed70676b6cc166ee98025664.

This adds comments to the templates so one can more easily figure out
what generated things in code search.

Change-Id: I85f4827e37a61636c1740ac3dd0150329d94b820
Reviewed-on: https://chromium-review.googlesource.com/c/1453075
Reviewed-by: Andrey Kosyakov <caseq@chromium.org>
Commit-Queue: Johannes Henkel <johannes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#629002}
22 files changed