PaymentRequest: Sync up PaymentAddress with the payment request spec.

third_party/WebKit/Source/modules/payments/PaymentRequestTest.cpp

Index: third_party/WebKit/Source/modules/payments/PaymentRequestTest.cpp
diff --git a/third_party/WebKit/Source/modules/payments/PaymentRequestTest.cpp b/third_party/WebKit/Source/modules/payments/PaymentRequestTest.cpp
index f5ea8a1e4d75a4e082d93ed7bcd863783233e7fe..3e4eb62a249d7cc15e133aa0879c74f19ae530cc 100644
--- a/third_party/WebKit/Source/modules/payments/PaymentRequestTest.cpp
+++ b/third_party/WebKit/Source/modules/payments/PaymentRequestTest.cpp
@@ -223,7 +223,7 @@ TEST_F(PaymentRequestTest, DontRejectShowPromiseForValidShippingAddress)
     PaymentRequest* request = PaymentRequest::create(getScriptState(), Vector<String>(1, "foo"), buildPaymentDetailsForTest(), getExceptionState());
     EXPECT_FALSE(getExceptionState().hadException());
     mojom::blink::PaymentAddressPtr shippingAddress = mojom::blink::PaymentAddress::New();
-    shippingAddress->region_code = "US";
+    shippingAddress->country = "US";
     shippingAddress->language_code = "en";
     shippingAddress->script_code = "Latn";
 
@@ -239,7 +239,7 @@ TEST_F(PaymentRequestTest, ResolveShowPromiseWithValidShippingAddressInResponse)
     EXPECT_FALSE(getExceptionState().hadException());
     mojom::blink::PaymentResponsePtr response = mojom::blink::PaymentResponse::New();
     response->shipping_address = mojom::blink::PaymentAddress::New();
-    response->shipping_address->region_code = "US";
+    response->shipping_address->country = "US";
     response->shipping_address->language_code = "en";
     response->shipping_address->script_code = "Latn";