[Payments] Added region load failure tolerance and tests to PR editor.

chrome/browser/ui/views/payments/payment_request_browsertest_base.h

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_BROWSERTEST_BASE_H_
 #define CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_BROWSERTEST_BASE_H_
 
 #include <list>
 #include <memory>
 #include <string>
@@ skipping 162 matching lines @@
   // Returns the text of the StyledLabel with the specific |view_id| that is a
   // child of the Payment Request dialog view.
   const base::string16& GetStyledLabelText(DialogViewID view_id);
   // Returns the error label text associated with a given field |type|.
   const base::string16& GetErrorLabelForType(autofill::ServerFieldType type);
 
   net::EmbeddedTestServer* https_server() { return https_server_.get(); }
 
   PaymentRequestDialogView* dialog_view() { return delegate_->dialog_view(); }
 
+  void SetAddressInputOverride(
+      TestChromePaymentRequestDelegate::AddressInputProvider*
+          address_input_provider) {
+    delegate_->SetAddressInputOverride(address_input_provider);
+  }
+
   // Various events that can be waited on by the DialogEventObserver.
   enum DialogEvent : int {
     DIALOG_OPENED,
     DIALOG_CLOSED,
     ORDER_SUMMARY_OPENED,
     PAYMENT_METHOD_OPENED,
     SHIPPING_ADDRESS_SECTION_OPENED,
     SHIPPING_OPTION_SECTION_OPENED,
     CREDIT_CARD_EDITOR_OPENED,
     SHIPPING_ADDRESS_EDITOR_OPENED,
@@ skipping 51 matching lines @@
   // Weak, owned by the PaymentRequest object.
   TestChromePaymentRequestDelegate* delegate_;
   bool incognito_for_testing_;
 
   DISALLOW_COPY_AND_ASSIGN(PaymentRequestBrowserTestBase);
 };
 
 }  // namespace payments
 
 #endif  // CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_BROWSERTEST_BASE_H_