…4164)

As Weston pointed out,
it's still possible to have this embed in the classic editor.

…ued-dependency-sourcing

* 'develop' of github.com:ampproject/amp-wp: (42 commits)
  Use static closure since $this is not needed
  Revert change in some tests, as they're not needed anymore
  Use suggested normalization, update tests
  Add a new method to normalize URLs
  Remove test case that is no longer handled
  Move urldecode() lower in the function
  Revert change to regex, in favor of trimming before it's passed
  Fix some phpcs errors, mainly => alignment
  Align => operators, from a recent commit
  Add a since tag to the new filter amp_to_amp_excluded_urls
  Commit Weston's suggestion to prevent conditional in Standard mode
  Handle case of something like #heading at end of URL
  Rename parameter 'excluded_amp_links' to 'excluded_urls'
  Change filter name to 'amp_to_amp_excluded_urls'
  Change DocBlock of 'amp_to_amp_excluded_links'
  As there's now a capturing group, remove lookahead
  Replace 2 calls of trim() with longer regex in parse_protocol()
  Commit Weston's suggestion for the Reader mode template
  Allow a URL to have a leading space without a validation error
  For WordPress.tv embed, Use an oembed filter instead of block filter (#4164)
  ...

* tag '1.4.3': (22 commits)
  Update readme and screenshots for Stories removal (#4259)
  Open story export instructions in a new window (#4258)
  Bump version to 1.4.3-RC1
  Hide Stories options and add deprecation notice (#4219)
  Fix malformed conversion of relative action URLs for forms (#4250)
  Limit Stories experience to WP 5.3 & Gutenberg 7.1.0 (#4217)
  Prevent errors in admin bar filters from non-array arguments (#4207)
  Update @wordpress/e2e-test-utils dependency
  Revert update of mustache/mustache dependency
  Update composer.lock
  Update WP CLI to 2.4.0
  For WordPress.tv embed, Use an oembed filter instead of block filter (#4164)
  Update readme to add FAQs section (#4159)
  Apply workaround to fix test__multiple_valid_image_files (#4034)
  Ignore Story editor tests (#4043)
  Update amp-video embed regex pattern to include other Vimeo URL formats (#4051)
  Update amp-instagram embed regex (#4053)
  Update wp-dev-lib package (#4029)
  Fix conversion of forms with relative action URLs (#4003)
  Improve release instructions (#3995)
  ...