PaymentApp: Implement PaymentAppProvider for LayoutTest.

components/test_runner/web_test_delegate.h

 // Copyright 2013 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_TEST_RUNNER_WEB_TEST_DELEGATE_H_
 #define COMPONENTS_TEST_RUNNER_WEB_TEST_DELEGATE_H_
 
 #include <memory>
 #include <string>
 #include <vector>
@@ skipping 184 matching lines @@
           callback) = 0;
 
   // Calls the BluetoothChooser::EventHandler with the arguments here. Valid
   // event strings are:
   //  * "cancel" - simulates the user canceling the chooser.
   //  * "select" - simulates the user selecting a device whose device ID is in
   //               |argument|.
   virtual void SendBluetoothManualChooserEvent(const std::string& event,
                                                const std::string& argument) = 0;
 
+  virtual void GetAllPaymentAppIDs(
+      const base::Callback<void(const std::vector<int64_t>&)>& callback) = 0;
+
+  virtual void InvokePaymentApp(int64_t registration_id) = 0;
+
   // Controls which WebView should be focused.
   virtual void SetFocus(blink::WebView* web_view, bool focus) = 0;
 
   // Controls whether all cookies should be accepted or writing cookies in a
   // third-party context is blocked.
   virtual void SetBlockThirdPartyCookies(bool block) = 0;
 
   // The same as RewriteLayoutTestsURL unless the resource is a path starting
   // with /tmp/, then return a file URL to a temporary file.
   virtual std::string PathToLocalResource(const std::string& resource) = 0;
@@ skipping 74 matching lines @@
   virtual void RunIdleTasks(const base::Closure& callback) = 0;
 
   // Forces a text input state update for the client of WebFrameWidget
   // associated with |frame|.
   virtual void ForceTextInputStateUpdate(blink::WebFrame* frame) = 0;
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_WEB_TEST_DELEGATE_H_