DialogBrowserTest implementation to invoke Content settings bubble dialogs.

components/content_settings/core/common/content_settings_types.h

Index: components/content_settings/core/common/content_settings_types.h
diff --git a/components/content_settings/core/common/content_settings_types.h b/components/content_settings/core/common/content_settings_types.h
index dd251805002ef2c3ba57a98abb79b64b660dfaf2..e77097cef43aa5f197d3fee27034960b5a56a31a 100644
--- a/components/content_settings/core/common/content_settings_types.h
+++ b/components/content_settings/core/common/content_settings_types.h
@@ -47,6 +47,13 @@ enum ContentSettingsType {
   CONTENT_SETTINGS_TYPE_IMPORTANT_SITE_INFO,
   CONTENT_SETTINGS_TYPE_PERMISSION_AUTOBLOCKER_DATA,
   CONTENT_SETTINGS_TYPE_SUBRESOURCE_FILTER,
+  // This enum element is used in
+  // chrome/browser/ui/content_setting_image_model.cc for establishing
+  // the order of the content setting icons within the OmniBox. It is also
+  // used in chrome/browser/ui/views/location_bar/
+  // content_setting_bubble_dialog_browsertest.cc to invoke the icon's
+  // associated bubble dialog for testing purposes.
+  CONTENT_SETTINGS_TYPE_DECEPTIVE_CONTENT,
 
   // WARNING: This enum is going to be removed soon. Do not depend on NUM_TYPES.
   CONTENT_SETTINGS_NUM_TYPES_DO_NOT_USE,