Add two new gfx::Tween::Types and use one of them for the timing function for the overview mode animation

BUG=334428
TEST=None

Review URL: https://codereview.chromium.org/143413020

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@248967 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 2b58524da5241f175121a4b747f5cecc912fec6a
3 files changed
tree: 5594e834441b726507a09e08fb18d44d44961897
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. ipc/
  6. mojo/
  7. testing/
  8. third_party/
  9. ui/