Rename RootViewManager to DisplayManager

DisplayManager is a better name for what the object is intended to do.

BUG=none
TEST=none
R=jamesr@chromium.org

Review URL: https://codereview.chromium.org/510483003

Cr-Commit-Position: refs/heads/master@{#292077}


CrOS-Libchrome-Original-Commit: 344b4602f0495b0bd2fe370277ca2ab9ef59820f
9 files changed
tree: b106e6ed402fe18cf57fef289a0199ac2253f7f5
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/