27 files declare their use of ElementInfoManagerInterface

AjaxRenderer.php in core/lib/Drupal/Core/Render/MainContent/AjaxRenderer.php
BreakLockLink.php in core/lib/Drupal/Core/TempStore/Element/BreakLockLink.php
DateRangeDefaultWidget.php in core/modules/datetime_range/src/Plugin/Field/FieldWidget/DateRangeDefaultWidget.php
DateTimeDefaultWidget.php in core/modules/datetime/src/Plugin/Field/FieldWidget/DateTimeDefaultWidget.php
FiberPlaceholderTest.php in core/modules/big_pipe/tests/src/Unit/Render/FiberPlaceholderTest.php
FieldConfigEditForm.php in core/modules/field_ui/src/Form/FieldConfigEditForm.php
FieldConfigEditFormTest.php in core/modules/field_ui/tests/src/Unit/FieldConfigEditFormTest.php
FieldThirdPartyTestHooks.php in core/modules/field/tests/modules/field_third_party_test/src/Hook/FieldThirdPartyTestHooks.php
FileUploadForm.php in core/modules/media_library/src/Form/FileUploadForm.php
FileWidget.php in core/modules/file/src/Plugin/Field/FieldWidget/FileWidget.php
FormBase.php in core/lib/Drupal/Core/Form/FormBase.php
FormBuilder.php in core/lib/Drupal/Core/Form/FormBuilder.php
FormTestHooks.php in core/modules/system/tests/modules/form_test/src/Hook/FormTestHooks.php
HtmlTagTest.php in core/tests/Drupal/Tests/Core/Render/Element/HtmlTagTest.php
IconTest.php in core/tests/Drupal/Tests/Core/Theme/Icon/IconTest.php
ImageWidget.php in core/modules/image/src/Plugin/Field/FieldWidget/ImageWidget.php
LayoutBuilder.php in core/modules/layout_builder/src/Element/LayoutBuilder.php
LazyBuilders.php in core/modules/announcements_feed/src/LazyBuilders.php
MediaLibraryWidget.php in core/modules/media_library/src/Plugin/Field/FieldWidget/MediaLibraryWidget.php
ModerationStateWidget.php in core/modules/content_moderation/src/Plugin/Field/FieldWidget/ModerationStateWidget.php
OptionsWidgetBase.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/OptionsWidgetBase.php
RenderElementBase.php in core/lib/Drupal/Core/Render/Element/RenderElementBase.php
TableSelectTest.php in core/tests/Drupal/Tests/Core/Render/Element/TableSelectTest.php
ViewEditForm.php in core/modules/views_ui/src/ViewEditForm.php
WeightTest.php in core/tests/Drupal/KernelTests/Core/Render/Element/WeightTest.php
WidgetBase.php in core/lib/Drupal/Core/Field/WidgetBase.php
WorkspacesLazyBuilders.php in core/modules/workspaces/src/WorkspacesLazyBuilders.php

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