scons: excise more scons references from the code base

I got to undo some hacks, too!

TEST=compiles

Review URL: http://codereview.chromium.org/5535003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@68119 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 016498e87cb7aa827bf53856ee4822966cac821c
4 files changed
tree: af4ff459b0f2f58c4e04288787d64bc438c9d5e2
  1. base/
  2. build/
  3. ipc/
  4. testing/