GitLab

Move to 4 targets:
common_lib, ui_lib, test_lib, app_framework

Based on the EG2 xcodeproject on github.

Also rolled EG2 to a more recent commit hash.

Bug: 906201
Change-Id: Ifee6d4de17d8df930ac4760714ee32b0cab89cb5
Reviewed-on: https://chromium-review.googlesource.com/c/1340531Reviewed-by: Rohit Rao <rohitrao@chromium.org>
Reviewed-by: Justin Cohen <justincohen@chromium.org>
Commit-Queue: Lindsay Pasricha <lindsayw@chromium.org>
Cr-Commit-Position: refs/heads/master@{#611338}