GitLab

This CL adds :
1 - Sending Country code, and accept language to the server.
2 - Provides dependencies for video tutorial service creation.

TBR=dtrainor@chromium.org

Bug: 1133657
Change-Id: I04ed5cfecb481810e8e24102aff2d4468b44f6cf
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2438780Reviewed-by: Shakti Sahu <shaktisahu@chromium.org>
Reviewed-by: Brian White <bcwhite@chromium.org>
Reviewed-by: ssid <ssid@chromium.org>
Reviewed-by: Min Qin <qinmin@chromium.org>
Commit-Queue: Shakti Sahu <shaktisahu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#812552}