PaymentRequest: Introduce PaymentMethodData.

third_party/WebKit/Source/modules/payments/PaymentMethodData.idl

Index: third_party/WebKit/Source/modules/payments/PaymentMethodData.idl
diff --git a/third_party/WebKit/Source/modules/payments/PaymentOptions.idl b/third_party/WebKit/Source/modules/payments/PaymentMethodData.idl
similarity index 66%
copy from third_party/WebKit/Source/modules/payments/PaymentOptions.idl
copy to third_party/WebKit/Source/modules/payments/PaymentMethodData.idl
index b6aac7e9fcb88e863d0a5f98b35cefb62aebd9a5..059a02516af778a240bbbbd0ccefbc4d939c14ba 100644
--- a/third_party/WebKit/Source/modules/payments/PaymentOptions.idl
+++ b/third_party/WebKit/Source/modules/payments/PaymentMethodData.idl
@@ -2,10 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://w3c.github.io/browser-payment-api/specs/paymentrequest.html#paymentoptions-dictionary
+// https://w3c.github.io/browser-payment-api/specs/paymentrequest.html#idl-def-paymentmethoddata
 
 [
     RuntimeEnabled=PaymentRequest
-] dictionary PaymentOptions {
-    boolean requestShipping = false;
+] dictionary PaymentMethodData {
+    required sequence<DOMString> supportedMethods;
+    object data;
 };