Reject payment request with AbortError if web page rejects promise from updateWith.

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

Index: third_party/WebKit/Source/modules/payments/PaymentRequest.cpp
diff --git a/third_party/WebKit/Source/modules/payments/PaymentRequest.cpp b/third_party/WebKit/Source/modules/payments/PaymentRequest.cpp
index 89688e55f750994fe814e767b3057412d81cb4bc..697077558264391a19d958fd976005c5a4c77195 100644
--- a/third_party/WebKit/Source/modules/payments/PaymentRequest.cpp
+++ b/third_party/WebKit/Source/modules/payments/PaymentRequest.cpp
@@ -458,10 +458,13 @@ void PaymentRequest::onUpdatePaymentDetails(const ScriptValue& detailsScriptValu
 
 void PaymentRequest::onUpdatePaymentDetailsFailure(const ScriptValue& error)
 {
+    String message;
+    error.toString(message);
+
     if (m_showResolver)
-        m_showResolver->reject(error);
+        m_showResolver->reject(DOMException::create(AbortError, message));
     if (m_completeResolver)
-        m_completeResolver->reject(error);
+        m_completeResolver->reject(DOMException::create(AbortError, message));
     clearResolversAndCloseMojoConnection();
 }