Remove no-longer used (protected) function

CRM/Contact/Tokens.php

@@ -486,71 +486,6 @@ protected function getContact(int $contactId, array $requiredFields, bool $getAl
     return $contact;
   }
 
-  /**
-   * Get the array of the return fields from 'get all'.
-   *
-   * This is the list from the BAO_Query object but copied
-   * here to be 'frozen in time'. The goal is to map to apiv4
-   * and stop using the legacy call to load the contact.
-   *
-   * @return array
-   */
-  protected function getAllContactReturnFields(): array {
-    return [
-      'image_URL' => 1,
-      'legal_identifier' => 1,
-      'external_identifier' => 1,
-      'contact_type' => 1,
-      'contact_sub_type' => 1,
-      'sort_name' => 1,
-      'display_name' => 1,
-      'preferred_mail_format' => 1,
-      'nick_name' => 1,
-      'first_name' => 1,
-      'middle_name' => 1,
-      'last_name' => 1,
-      'prefix_id' => 1,
-      'suffix_id' => 1,
-      'formal_title' => 1,
-      'communication_style_id' => 1,
-      'birth_date' => 1,
-      'gender_id' => 1,
-      'street_address' => 1,
-      'supplemental_address_1' => 1,
-      'supplemental_address_2' => 1,
-      'supplemental_address_3' => 1,
-      'city' => 1,
-      'postal_code' => 1,
-      'postal_code_suffix' => 1,
-      'state_province' => 1,
-      'country' => 1,
-      'world_region' => 1,
-      'geo_code_1' => 1,
-      'geo_code_2' => 1,
-      'email' => 1,
-      'on_hold' => 1,
-      'phone' => 1,
-      'im' => 1,
-      'household_name' => 1,
-      'organization_name' => 1,
-      'deceased_date' => 1,
-      'is_deceased' => 1,
-      'job_title' => 1,
-      'legal_name' => 1,
-      'sic_code' => 1,
-      'current_employer' => 1,
-      'do_not_email' => 1,
-      'do_not_mail' => 1,
-      'do_not_sms' => 1,
-      'do_not_phone' => 1,
-      'do_not_trade' => 1,
-      'is_opt_out' => 1,
-      'contact_is_deleted' => 1,
-      'preferred_communication_method' => 1,
-      'preferred_language' => 1,
-    ];
-  }
-
   /**
    * These tokens still work but we don't advertise them.
    *