Issue #3024773 by cchoe: Check to see if field definition exist, if not use default

fieldsettings-3024773-2.patch

+diff --git a/src/Plugin/Field/FieldWidget/BgImageFieldWidget.php b/src/Plugin/Field/FieldWidget/BgImageFieldWidget.php
+index bd10111..fcc765c 100644
+--- a/src/Plugin/Field/FieldWidget/BgImageFieldWidget.php
++++ b/src/Plugin/Field/FieldWidget/BgImageFieldWidget.php
+@@ -85,11 +85,16 @@ class BgImageFieldWidget extends ImageWidget {
+   public static function process($element, FormStateInterface $form_state, $form) {
+     $elements = parent::process($element, $form_state, $form);
+ 
+-
+     $entity = $form_state->getformObject()->getEntity();
+ 
+-    $field_settings = $entity->getFieldDefinition($element['#field_name'])
+-      ->getSettings();
++    // Check to see if the entity field definition exist.
++    // If not apply default values.
++    if (isset($element['#field_name']) && $entity->getFieldDefinition($element['#field_name']) !== NULL) {
++      $field_settings = $entity->getFieldDefinition($element['#field_name'])
++        ->getSettings();
++    } else {
++      $field_settings = self::defaultSettings();
++    }
+ 
+     $css_option_settings = $field_settings['css_settings'];
+ 

src/Plugin/Field/FieldWidget/BgImageFieldWidget.php

@@ -85,11 +85,16 @@ class BgImageFieldWidget extends ImageWidget {
   public static function process($element, FormStateInterface $form_state, $form) {
     $elements = parent::process($element, $form_state, $form);
 
-
     $entity = $form_state->getformObject()->getEntity();
 
-    $field_settings = $entity->getFieldDefinition($element['#field_name'])
-      ->getSettings();
+    // Check to see if the entity field definition exist.
+    // If not apply default values.
+    if (isset($element['#field_name']) && $entity->getFieldDefinition($element['#field_name']) !== NULL) {
+      $field_settings = $entity->getFieldDefinition($element['#field_name'])
+        ->getSettings();
+    } else {
+      $field_settings = self::defaultSettings();
+    }
 
     $css_option_settings = $field_settings['css_settings'];