Update prerender policy for custom tabs

chrome/android/java/src/org/chromium/chrome/browser/WarmupManager.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;
 
 import android.content.Context;
 import android.os.AsyncTask;
 import android.view.ContextThemeWrapper;
 import android.view.LayoutInflater;
@@ skipping 113 matching lines @@
     public void prerenderUrl(final String url, final String referrer,
             final int widthPix, final int heightPix) {
         ThreadUtils.assertOnUiThread();
         if (!mPrerenderIsAllowed) return;
         clearWebContentsIfNecessary();
         if (mExternalPrerenderHandler == null) {
             mExternalPrerenderHandler = new ExternalPrerenderHandler();
         }
 
         mPrerenderedWebContents = mExternalPrerenderHandler.addPrerender(
-                Profile.getLastUsedProfile(), url, referrer, widthPix, heightPix);
+                Profile.getLastUsedProfile(), url, referrer, widthPix, heightPix, false);
         if (mPrerenderedWebContents != null) mPrerendered = true;
     }
 
     /**
      * Inflates and constructs the view hierarchy that the app will use.
      * @param baseContext The base context to use for creating the ContextWrapper.
      * @param toolbarContainerId Id of the toolbar container.
      */
     public void initializeViewHierarchy(Context baseContext, int toolbarContainerId) {
         TraceEvent.begin("WarmupManager.initializeViewHierarchy");
@@ skipping 135 matching lines @@
                 // different profiles, the last one will win.
                 mPendingPreconnectWithProfile.put(url, profile);
             } else {
                 nativePreconnectUrlAndSubresources(profile, url);
             }
         }
     }
 
     private static native void nativePreconnectUrlAndSubresources(Profile profile, String url);
 }