Parameterize webrtc enabling.
Add use_seccomp_pbf flag
Add a webkit version target
Work on ui/base GN build, especially on Windows. This target is a mess (in GYP). This patch tries to make it make a bit more sense while fixing the errors I found.
Fix ui/gl target for non-Linux platform. A bunch of X11 stuff was not parameterized.
Add unscaled resources target
BUG=
R=scottmg@chromium.org
Review URL: https://codereview.chromium.org/287343006
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@271724 0039d316-1c4b-4281-b951-d872f2087c98