Delete stale descpb.bin

The generation of this file was disabled in but
another in-flight CL reintroduced it.

This file hasn't been updated since, and is stale.
+ Add gitignore to avoid future commits of this file (if someone uses
  really old version of the generation script.


Change-Id: Ice5e0bd0416bc95695227203337be2e8ed780eef
Tested-by: Prathmesh Prabhu <>
Auto-Submit: Prathmesh Prabhu <>
Reviewed-by: Sean Abraham <>
Commit-Queue: Sean Abraham <>
3 files changed