Move LowerCaseEqualsASCII to base namespace

Remove url:: variants. Add the 4-element version from url:: to base::

Review URL: https://codereview.chromium.org/1172753003

Cr-Commit-Position: refs/heads/master@{#333597}


CrOS-Libchrome-Original-Commit: bc17d2c8d864a118f48a84de0709f5a6c463cffd
3 files changed
tree: a9eab36930fee73973c033507b4d239fa8926af1
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/