[wp-trac] [WordPress Trac] #59304: Code quality improvements to `class-wp-theme-json`

[WordPress Trac]

#59304: Code quality improvements to `class-wp-theme-json`
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 Reporter:  isabel_brison  |      Owner:  (none)
     Type:  enhancement    |     Status:  new
 Priority:  normal         |  Milestone:  6.4
Component:  Editor         |    Version:  trunk
 Severity:  normal         |   Keywords:  gutenberg-merge
  Focuses:                 |
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 This ticket tracks syncing the enhancements from the following Gutenberg
 PRs:

 https://github.com/WordPress/gutenberg/pull/53568
 https://github.com/WordPress/gutenberg/pull/53574

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Ticket URL: <https://core.trac.wordpress.org/ticket/59304>
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