6 string references to plugin.manager.image.effect in Drupal 10

ImageAdminStylesTest::testStyle in core/modules/image/tests/src/Functional/ImageAdminStylesTest.php

General test to add a style, add/remove/edit effects to it, then delete it.

ImageEffectAddForm::create in core/modules/image/src/Form/ImageEffectAddForm.php

ImageEffectsTest::setUp in core/modules/image/tests/src/Kernel/ImageEffectsTest.php

ImageStyle::getImageEffectPluginManager in core/modules/image/src/Entity/ImageStyle.php

Returns the image effect plugin manager.

ImageStyleEditForm::create in core/modules/image/src/Form/ImageStyleEditForm.php

image_help in core/modules/image/image.module

Implements hook_help().