[Web Payments] Add Spinners and timeout while waiting for UpdateWith

components/payments/content/payment_request.h

 // Copyright 2016 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 COMPONENTS_PAYMENTS_CONTENT_PAYMENT_REQUEST_H_
 #define COMPONENTS_PAYMENTS_CONTENT_PAYMENT_REQUEST_H_
 
 #include <memory>
 #include <vector>
 
 #include "base/macros.h"
+#include "base/timer/timer.h"
 #include "components/payments/content/payment_request.mojom.h"
 #include "components/payments/content/payment_request_spec.h"
 #include "components/payments/content/payment_request_state.h"
 #include "components/payments/core/payment_request_delegate.h"
 #include "mojo/public/cpp/bindings/binding.h"
 #include "mojo/public/cpp/bindings/interface_request.h"
 
 namespace content {
 class WebContents;
 }
@@ skipping 60 matching lines @@
 
   // Called when the user clicks on the "Pay" button.
   void Pay();
 
   content::WebContents* web_contents() { return web_contents_; }
 
   PaymentRequestSpec* spec() { return spec_.get(); }
   PaymentRequestState* state() { return state_.get(); }
 
  private:
+  void StartWaitTimeout();
+
   content::WebContents* web_contents_;
   std::unique_ptr<PaymentRequestDelegate> delegate_;
   // |manager_| owns this PaymentRequest.
   PaymentRequestWebContentsManager* manager_;
   mojo::Binding<mojom::PaymentRequest> binding_;
   mojom::PaymentRequestClientPtr client_;
 
   std::unique_ptr<PaymentRequestSpec> spec_;
   std::unique_ptr<PaymentRequestState> state_;
 
   // May be null, must outlive this object.
   ObserverForTest* observer_for_testing_;
 
+  base::OneShotTimer wait_timer_;

[please use gerrit instead, 2017/04/11 19:15:09]

Not necessary. There's already a timer in Blink:

https://cs.chromium.org/chromium/src/third_party/WebKit/Source/modules/paymen...

[anthonyvd, 2017/04/13 14:56:22]

Ah! Thanks :)

+
   DISALLOW_COPY_AND_ASSIGN(PaymentRequest);
 };
 
 }  // namespace payments
 
 #endif  // COMPONENTS_PAYMENTS_CONTENT_PAYMENT_REQUEST_H_