In class-wp-customize-*, clarify/add some @param/@return blocks. Disambiguate some functions that are trying to return the void response of another function they call internally.

See #32444.


git-svn-id: https://develop.svn.wordpress.org/trunk@32535 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/class-wp-customize-section.php

@@ -207,7 +207,7 @@ class WP_Customize_Section {
 	 * @since 4.1.0
 	 * @access public
 	 *
-	 * @return bool Always true.
+	 * @return true Always true.
 	 */
 	public function active_callback() {
 		return true;