WebAPKs: Open links which are outside of WebAPK scope in Chrome not in WebAPK

chrome/android/java/src/org/chromium/chrome/browser/tab/InterceptNavigationDelegateImpl.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.tab;
 
 import org.chromium.base.VisibleForTesting;
 import org.chromium.base.metrics.RecordHistogram;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.ChromeApplication;
@@ skipping 20 matching lines @@
     private ExternalNavigationHandler.OverrideUrlLoadingResult mLastOverrideUrlLoadingResult =
             ExternalNavigationHandler.OverrideUrlLoadingResult.NO_OVERRIDE;
 
     /**
      * Whether forward history should be cleared after navigation is committed.
      */
     private boolean mClearAllForwardHistoryRequired;
     private boolean mShouldClearRedirectHistoryForTabClobbering;
 
     /**
-     * Default constructor of {@link InterceptNavigationDelegateImpl}.
+     * Creates {@link InterceptNavigationDelegateImpl} with default arguments.
+     * @param tab The associated tab.
+     * @return The InterceptNavigationDelegateImpl.
      */
-    public InterceptNavigationDelegateImpl(Tab tab) {
-        this(new ExternalNavigationHandler(tab), tab);
+    public static InterceptNavigationDelegateImpl createDefault(Tab tab) {
+        return new InterceptNavigationDelegateImpl(
+                ExternalNavigationHandler.createDefault(tab), tab);
     }
 
     /**
      * Constructs a new instance of {@link InterceptNavigationDelegateImpl} with the given
      * {@link ExternalNavigationHandler}.
      */
     public InterceptNavigationDelegateImpl(ExternalNavigationHandler externalNavHandler, Tab tab) {
         mTab = tab;
         mExternalNavHandler = externalNavHandler;
         mAuthenticatorHelper = ((ChromeApplication) mTab.getApplicationContext())
@@ skipping 191 matching lines @@
     }
 
     private void logBlockedNavigationToDevToolsConsole(String url) {
         int resId = mExternalNavHandler.canExternalAppHandleUrl(url)
                 ? R.string.blocked_navigation_warning
                 : R.string.unreachable_navigation_warning;
         mTab.getWebContents().addMessageToDevToolsConsole(
                 ConsoleMessageLevel.WARNING, mTab.getApplicationContext().getString(resId, url));
     }
 }