Enable "interledger" non-URI payment method.

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

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chrome.browser.payments;
 
 import android.content.Intent;
 import android.content.pm.ActivityInfo;
 import android.content.pm.ResolveInfo;
 import android.content.res.Resources;
@@ skipping 31 matching lines @@
     private static final String TAG = "cr_PaymentAppFinder";
 
     /** The maximum number of payment method manifests to download. */
     private static final int MAX_NUMBER_OF_MANIFESTS = 10;
 
     /** The name of the intent for the service to check whether an app is ready to pay. */
     /* package */ static final String ACTION_IS_READY_TO_PAY =
                           "org.chromium.intent.action.IS_READY_TO_PAY";
 
     /**
-     * The basic-card payment method name used by merchant and defined by W3C:
-     * https://w3c.github.io/webpayments-methods-card/#method-id
-     */
-    /* package */ static final String BASIC_CARD_PAYMENT_METHOD = "basic-card";
-
-    /**
      * Meta data name of an app's supported payment method names.
      */
     /* package */ static final String META_DATA_NAME_OF_PAYMENT_METHOD_NAMES =
             "org.chromium.payment_method_names";
 
     /**
      * Meta data name of an app's supported default payment method name.
      */
     /* package */ static final String META_DATA_NAME_OF_DEFAULT_PAYMENT_METHOD_NAME =
             "org.chromium.default_payment_method_name";
@@ skipping 39 matching lines @@
                 .findAndroidPaymentApps();
     }
 
     private AndroidPaymentAppFinder(WebContents webContents, Set<String> methods,
             PaymentManifestDownloader downloader, PaymentManifestParser parser,
             PackageManagerDelegate packageManagerDelegate, PaymentAppCreatedCallback callback) {
         mWebContents = webContents;
 
         // For non-URI payment method names, only names published by W3C should be supported.
         Set<String> supportedNonUriPaymentMethods = new HashSet<>();
-        supportedNonUriPaymentMethods.add(BASIC_CARD_PAYMENT_METHOD);
+        // https://w3c.github.io/webpayments-methods-card/
+        supportedNonUriPaymentMethods.add("basic-card");
+        // https://w3c.github.io/webpayments/proposals/interledger-payment-method.html
+        supportedNonUriPaymentMethods.add("interledger");
 
         mNonUriPaymentMethods = new HashSet<>();
         mUriPaymentMethods = new HashSet<>();
         for (String method : methods) {
             assert !TextUtils.isEmpty(method);
             if (supportedNonUriPaymentMethods.contains(method)) {
                 mNonUriPaymentMethods.add(method);
             } else if (method.startsWith(UrlConstants.HTTPS_URL_PREFIX)) {
                 URI uri;
                 try {
@@ skipping 182 matching lines @@
             }
         }
 
         for (Map.Entry<String, AndroidPaymentApp> entry : mResult.entrySet()) {
             mCallback.onPaymentAppCreated(entry.getValue());
         }
 
         mCallback.onAllPaymentAppsCreated();
     }
 }