[Payments] Implement openWindow for service worker based payment handler

chrome/browser/android/service_tab_launcher.cc

 // Copyright 2015 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.
 
 #include "chrome/browser/android/service_tab_launcher.h"
 
 #include "base/android/jni_string.h"
 #include "base/callback.h"
 #include "base/memory/ptr_util.h"
 #include "content/public/browser/browser_context.h"
@@ skipping 47 matching lines @@
       ConvertUTF8ToJavaString(env, params.referrer.url.spec());
   ScopedJavaLocalRef<jstring> headers = ConvertUTF8ToJavaString(
       env, params.extra_headers);
 
   ScopedJavaLocalRef<jobject> post_data;
 
   int request_id = tab_launched_callbacks_.Add(
       base::MakeUnique<TabLaunchedCallback>(callback));
   DCHECK_GE(request_id, 1);
 
-  Java_ServiceTabLauncher_launchTab(env, request_id,
-                                    browser_context->IsOffTheRecord(), url,
-                                    static_cast<int>(disposition), referrer_url,
-                                    params.referrer.policy, headers, post_data);
+  ScopedJavaLocalRef<jstring> redirect_url = ConvertUTF8ToJavaString(
+      env,
+      params.redirect_chain.empty() ? "" : params.redirect_chain.back().spec());
+
+  Java_ServiceTabLauncher_launchTab(
+      env, request_id, browser_context->IsOffTheRecord(), redirect_url, url,
+      static_cast<int>(disposition), referrer_url, params.referrer.policy,
+      headers, post_data);
 }
 
 void ServiceTabLauncher::OnTabLaunched(int request_id,
                                        content::WebContents* web_contents) {
   TabLaunchedCallback* callback = tab_launched_callbacks_.Lookup(request_id);
   DCHECK(callback);
 
   if (callback)
     callback->Run(web_contents);
 
   tab_launched_callbacks_.Remove(request_id);
 }
 
 bool ServiceTabLauncher::Register(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }