PaymentRequest.canMakePayment() query quota on desktop.

components/payments/content/payment_request_spec.h

Index: components/payments/content/payment_request_spec.h
diff --git a/components/payments/content/payment_request_spec.h b/components/payments/content/payment_request_spec.h
index dba1e0357d25c46fe9167831f5c89d9ffdd8e83e..98e7d6733a7024df36c296113fc1cb14932fdc24 100644
--- a/components/payments/content/payment_request_spec.h
+++ b/components/payments/content/payment_request_spec.h
@@ -5,6 +5,7 @@
 #ifndef COMPONENTS_PAYMENTS_CONTENT_PAYMENT_REQUEST_SPEC_H_
 #define COMPONENTS_PAYMENTS_CONTENT_PAYMENT_REQUEST_SPEC_H_
 
+#include <map>
 #include <set>
 #include <string>
 #include <vector>
@@ -77,6 +78,10 @@ class PaymentRequestSpec : public PaymentOptionsProvider {
   const std::set<std::string>& supported_card_networks_set() const {
     return supported_card_networks_set_;
   }
+  const std::map<std::string, std::set<std::string>>& stringified_method_data()
+      const {
+    return stringified_method_data_;
+  }
   // Returns whether the |method_name| was specified as supported through the
   // "basic-card" payment method. If false, it means either the |method_name| is
   // not supported at all, or specified directly in supportedMethods.
@@ -152,6 +157,10 @@ class PaymentRequestSpec : public PaymentOptionsProvider {
   // |supported_card_networks_set_| to check merchant support.
   std::set<std::string> basic_card_specified_networks_;
 
+  // A mapping of the payment method names to the corresponding JSON-stringified
+  // payment method specific data.
+  std::map<std::string, std::set<std::string>> stringified_method_data_;
+
   // The |observer_for_testing_| will fire after all the |observers_| have been
   // notified.
   base::ObserverList<Observer> observers_;