More work to get more targets building.

$ gn
$ ninja -C out/Default

It does not yet build everything, but get us closer to that goal.

BUG=None
TEST=see above
R=brettw@chromium.org

Review URL: https://codereview.chromium.org/105813015

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@243039 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 243039