This roll includes:
  - [inspector_protocol] first class citizien .pdl support
  - [inspector_protocol] node uses script names inside own repository

+ removed .json file

R=pfeldman@chromium.org,yangguo@chromium.org

Bug: none
Cq-Include-Trybots: master.tryserver.blink:linux_trusty_blink_rel
Change-Id: Idd87e80a3ce42198858ade4bcf6e6fec4b2f0731
Reviewed-on: https://chromium-review.googlesource.com/804635
Commit-Queue: Aleksey Kozyatinskiy <kozyatinskiy@chromium.org>
Reviewed-by: Aleksey Kozyatinskiy <kozyatinskiy@chromium.org>
Reviewed-by: Pavel Feldman <pfeldman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#52734}