customtabs: Extract a redirect endpoint, and maybe connect to it.

chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java

 // 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.
 
 package org.chromium.chrome.browser.customtabs;
 
 import android.app.Activity;
+import android.app.Application;
 import android.app.PendingIntent;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.graphics.Bitmap;
 import android.graphics.Color;
 import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
 import android.os.Bundle;
@@ skipping 212 matching lines @@
         if (sActiveContentHandler.shouldIgnoreIntent(intent)) {
             Log.w(TAG, "Incoming intent to Custom Tab was ignored.");
             return false;
         }
 
         CustomTabsSessionToken session = CustomTabsSessionToken.getSessionTokenFromIntent(intent);
         if (session == null || !session.equals(sActiveContentHandler.getSession())) return false;
 
         String url = IntentHandler.getUrlFromIntent(intent);
         if (TextUtils.isEmpty(url)) return false;
+        CustomTabsConnection connection = CustomTabsConnection.getInstance(
+                (Application) ContextUtils.getApplicationContext());
+        connection.onHandledIntent(session, url, intent);
         sActiveContentHandler.loadUrlAndTrackFromTimestamp(new LoadUrlParams(url),
                 IntentHandler.getTimestampFromIntent(intent));
         return true;
     }
 
     /**
      * @return Whether the given session is the currently active session.
      */
     public static boolean isActiveSession(CustomTabsSessionToken session) {
         if (sActiveContentHandler == null) return false;
@@ skipping 959 matching lines @@
         // Custom Tabs can be used to open Chrome help pages before the ToS has been accepted.
         if (IntentHandler.isIntentChromeOrFirstParty(intent)
                 && IntentUtils.safeGetBooleanExtra(
                            intent, CustomTabIntentDataProvider.EXTRA_IS_INFO_PAGE, false)) {
             return false;
         }
 
         return super.requiresFirstRunToBeCompleted(intent);
     }
 }