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Unified Diff: chrome/browser/ui/views/payments/order_summary_state_observer.h

Issue 2528503002: [WebPayments] Implement state transitions in desktop WebPayments dialog. (Closed)
Patch Set: Factor out ViewStack and animations Created 4 years ago
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Index: chrome/browser/ui/views/payments/order_summary_state_observer.h
diff --git a/chrome/browser/ui/views/payments/order_summary_state_observer.h b/chrome/browser/ui/views/payments/order_summary_state_observer.h
new file mode 100644
index 0000000000000000000000000000000000000000..14a5367e6d3ac6cf072558f7ed612a4f3adc5617
--- /dev/null
+++ b/chrome/browser/ui/views/payments/order_summary_state_observer.h
@@ -0,0 +1,20 @@
+// 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 CHROME_BROWSER_UI_VIEWS_PAYMENTS_ORDER_SUMMARY_STATE_OBSERVER_H_
+#define CHROME_BROWSER_UI_VIEWS_PAYMENTS_ORDER_SUMMARY_STATE_OBSERVER_H_
+
+namespace payments {
+
+class OrderSummaryStateObserver {
+ public:
+ virtual void OnBackClicked() {}
+
+ protected:
+ virtual ~OrderSummaryStateObserver() {}
+};
+
+} // namespace payments
+
+#endif // CHROME_BROWSER_UI_VIEWS_PAYMENTS_ORDER_SUMMARY_STATE_OBSERVER_H_

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