PaymentRequest: complete() method should take PaymentComplete enum value.

chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentRequestUI.java

Index: chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentRequestUI.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentRequestUI.java b/chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentRequestUI.java
index ef8b5cbd5533c5c9d229e83967039fe32eed469f..fb71b06451b9b1a0b9be786dcdb037bdf1d4d031 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentRequestUI.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentRequestUI.java
@@ -398,12 +398,12 @@ public class PaymentRequestUI implements DialogInterface.OnDismissListener, View
      *
      * Should not be called multiple times.
      *
-     * @param paymentSuccess Whether the payment (if any) was successful.
+     * @param immediateClose Whether dismissing the dialog immediately without describing error.

[palmer, 2016/06/16 22:00:55]

This comment is not a complete English sentence. How about:

  @param shouldCloseImmediately If true, this function will immediately dismiss
the dialog without describing the error.

      * @param callback The callback to notify of finished animations.
      */
-    public void close(boolean paymentSuccess, final Runnable callback) {
+    public void close(boolean immediateClose, final Runnable callback) {
         mIsClientClosing = true;
-        mResultView.update(paymentSuccess, new Runnable() {
+        mResultView.update(immediateClose, new Runnable() {
             @Override
             public void run() {
                 dismissDialog(false);