Phillip Webb f296f57401 Rename ImageReferenceParser to Regex
Rename `ImageReferenceParser` to `Regex` and remove state. The regular
expressions are now used directly by the `ImageName` and
`ImageReference` classes with the values accessed directly from the
`Matcher`.

See gh-21495
2020-06-22 22:36:46 -07:00
..
2020-06-22 22:36:46 -07:00