aw: Use HashMap instead of ArrayMap

ArrayMap is only available in API 19, and not all chromium
infrastructure are on API 19 yet.

BUG=387760
NOTRY=true

Review URL: https://codereview.chromium.org/350703003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@279215 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 29ad2e45756db5a09a0b1d6c5a197f0ff27a41e6
1 file changed
tree: 3c1230157cd979fbb9005108e2d42336b3f98205
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/