Note: this list is generated by looking for the string for this theme hook, so it may include some references that are not actually using this theme hook.

_admin_bar_flush_cache in modules/admin_bar/admin_bar.inc
Flush all caches or a specific one.
backdrop_common_theme in includes/common.inc
Provides theme registration for themes across .inc files.
BackdropWebTestCase::handleForm in modules/simpletest/backdrop_web_test_case.php
Handle form input related to backdropPost(). Ensure that the specified fields exist and attempt to create POST data in the correct manner for the particular field type.
bartik_form_system_theme_settings_alter in modules/color/color.legacy.inc
Alters the theme settings form for Bartik legacy colors.
bartik_form_system_theme_settings_alter_submit in modules/color/color.legacy.inc
Submit handler for theme settings form.
_color_config_save in modules/color/color.module
Shared callback used by color_config_create() and hook_config_update().
color_css_alter in modules/color/color.module
Implements hook_css_alter().
color_form_system_theme_settings_alter in modules/color/color.module
Implements hook_form_FORM_ID_alter().
color_get_color_element in modules/color/color.module
Creates the render array for a color element.
color.inc in themes/bartik/color/color.inc
color_rebuild_settings in modules/color/color.module
Rebuild color scheme info.
color_save_configuration in modules/color/color.module
Generates the necessary CSS and images based on a color palette.
color_save_preview_settings in modules/color/color.module
Callback function to handle saving preview settings to the user's session.
color_scheme_form_submit in modules/color/color.module
Form submission handler for color_scheme_form().
color_scheme_form_validate in modules/color/color.module
Form validation handler for color_scheme_form().
ColorTestCase::setUp in modules/color/tests/color.test
Sets up a Backdrop site for running functional and integration tests.
ColorTestCase::testBartikLegacy in modules/color/tests/color.test
Test the Bartik legacy color mode.
ColorTestCase::testUpdateCssFilesOnConfigSave in modules/color/tests/color.test
Test if the CSS files for a theme are updated when editing Configuration.
color_update_1000 in modules/color/color.install
Convert color module settings to config files.
DashboardWelcomeBlock::getContent in modules/dashboard/includes/block.welcome.inc
Return the content of a block.
EntityFieldQueryTestCase::setUp in modules/entity/tests/entity_query.test
Sets up a Backdrop site for running functional and integration tests.
EntityFieldQueryTestCase::testEntityFieldQuery in modules/entity/tests/entity_query.test
Tests EntityFieldQuery.
EntityFieldQueryTestCase::testEntityFieldQueryMetaConditions in modules/entity/tests/entity_query.test
Tests field meta conditions.
FieldSqlStorageTestCase::testFieldSqlStorageMultipleConditionsDifferentColumns in modules/field/modules/field_sql_storage/tests/field_sql_storage.test
Test handling multiple conditions on multiple columns of one field.
FieldSqlStorageTestCase::testFieldSqlStorageMultipleConditionsDifferentColumnsMultipleLanguages in modules/field/modules/field_sql_storage/tests/field_sql_storage.test
Test handling multiple conditions on multiple columns of one field for multiple languages.
field_test_field_schema in modules/field/tests/field_test/field_test.install
Implements hook_field_schema().
FormsTestCase::testColorValidation in modules/simpletest/tests/form.test
Tests validation of #type 'color' elements.
form_test_color in modules/simpletest/tests/form_test.module
Form constructor for testing #type 'color' elements.
_form_test_disabled_elements in modules/simpletest/tests/form_test.module
Build a form to test disabled elements.
hook_ckeditor_plugins in modules/ckeditor/ckeditor.api.php
Provides a list of CKEditor plugins.
system_element_info in modules/system/system.module
Implements hook_element_info().
SystemThemeFunctionalTest::testThemeSettings in modules/system/tests/system.test
Test theme settings.
system_theme_settings in modules/system/system.admin.inc
Form builder; display theme configuration for entire site and individual themes.
system_update_1049 in modules/system/system.install
Bartik theme settings update: Indicate whether legacy colors should be used.
theme_has_color_support in includes/theme.inc
Detect if a theme has support for the Color module.
theme-settings.php in themes/basis/theme-settings.php
Theme settings file for Basis.