[Payments] Should not notify onInstrumentDetailsError for getInstruments

chrome/android/java/src/org/chromium/chrome/browser/payments/AndroidPaymentApp.java

Index: chrome/android/java/src/org/chromium/chrome/browser/payments/AndroidPaymentApp.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/payments/AndroidPaymentApp.java b/chrome/android/java/src/org/chromium/chrome/browser/payments/AndroidPaymentApp.java
index 922ca4aaa9c8c00a80714c4e7948b3037b2c7d55..1e977e733f619db5bab2d09456a7b10d8804ceb1 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/payments/AndroidPaymentApp.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/payments/AndroidPaymentApp.java
@@ -145,13 +145,13 @@ public class AndroidPaymentApp extends PaymentInstrument implements PaymentApp,
         } else {
             ContentViewCore contentView = ContentViewCore.fromWebContents(mWebContents);
             if (contentView == null) {
-                notifyError();
+                respondToGetInstrumentsQuery(null);
                 return;
             }
 
             WindowAndroid window = contentView.getWindowAndroid();
             if (window == null) {
-                notifyError();
+                respondToGetInstrumentsQuery(null);
                 return;
             }