BlockHero::formSubmit in core/modules/layout/includes/block.hero.inc

Submit handler to save the form settings.

FileDeleteTest::testInUse in core/modules/simpletest/tests/file.test

Tries deleting a file that is in use.

FileUsageTest::testRemoveUsage in core/modules/simpletest/tests/file.test

Tests file_usage_delete().

file_field_delete in core/modules/file/file.field.inc

Implements hook_field_delete().

file_field_delete_revision in core/modules/file/file.field.inc

Implements hook_field_delete_revision().

file_field_update in core/modules/file/file.field.inc

Implements hook_field_update().

image_example_style_form_submit in modules/examples/image_example/image_example.pages.inc

Form Builder; Display a form for uploading an image.

layout_layout_presave in core/modules/layout/layout.module

Implements hook_layout_presave().

UserStorageController::preSave in core/modules/user/user.entity.inc

Overrides EntityDatabaseStorageController::preSave().

_filter_delete_file_usage in core/modules/filter/filter.module

Deletes file usage of files referenced by processed text fields.