dEQP: Compile dEQP targets in Chromium. This switches the primary targets for dEQP into the non-standalone namespace, so we can build dEQP ANGLE tests on Windows with Chrome. BUG=angleproject:998 BUG=500736 Change-Id: I2ae25f31ab123c49965412445f661b6b69d19109 Reviewed-on: https://chromium-review.googlesource.com/281020 Reviewed-by: Corentin Wallez <cwallez@chromium.org> Tested-by: Jamie Madill <jmadill@chromium.org>