[Payment Request] Generic edit form

ios/chrome/browser/payments/credit_card_edit_coordinator.mm

Index: ios/chrome/browser/payments/credit_card_edit_coordinator.mm
diff --git a/ios/chrome/browser/payments/credit_card_edit_coordinator.mm b/ios/chrome/browser/payments/credit_card_edit_coordinator.mm
new file mode 100644
index 0000000000000000000000000000000000000000..db9cd4ce2933b4e0322175f46df48a1d4e840fba
--- /dev/null
+++ b/ios/chrome/browser/payments/credit_card_edit_coordinator.mm
@@ -0,0 +1,56 @@
+// 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.
+
+#import "ios/chrome/browser/payments/credit_card_edit_coordinator.h"
+
+#include "base/logging.h"
+
+#if !defined(__has_feature) || !__has_feature(objc_arc)
+#error "This file requires ARC support."
+#endif
+
+@interface CreditCardEditCoordinator () {
+  CreditCardEditViewController* _viewController;
+}
+
+@end
+
+@implementation CreditCardEditCoordinator
+
+@synthesize creditCard = _creditCard;
+@synthesize paymentRequest = _paymentRequest;
+@synthesize delegate = _delegate;
+
+- (void)start {
+  _viewController = [[CreditCardEditViewController alloc]
+      initWithPaymentRequest:_paymentRequest
+                  creditCard:_creditCard];
+  [_viewController setDelegate:self];
+  [_viewController loadModel];
+
+  DCHECK(self.baseViewController.navigationController);
+  [[self baseViewController].navigationController
+      pushViewController:_viewController
+                animated:YES];
+}
+
+- (void)stop {
+  [self.baseViewController.navigationController popViewControllerAnimated:YES];

[lpromero, 2017/03/13 16:54:09]

Could you instead do:
[_viewController.navigationController popViewControllerAnimated:YES];

I think it will alleviate the double stop issue and remove the dependency on the
other CL.

[Moe, 2017/03/16 01:35:32]

It does! Thanks.

+  _viewController = nil;
+}
+
+#pragma mark - CreditCardEditViewControllerDelegate
+
+- (void)creditCardEditViewController:(CreditCardEditViewController*)controller
+          didFinishEditingCreditCard:(autofill::CreditCard*)creditCard {
+  [_delegate creditCardEditCoordinator:self
+            didFinishEditingCreditCard:creditCard];
+}
+
+- (void)creditCardEditViewControllerDidReturn:
+    (CreditCardEditViewController*)controller {
+  [_delegate creditCardEditCoordinatorDidReturn:self];
+}
+
+@end