Add NoStatePrefetch to field_trial_testing_config.json

chrome/android/javatests/src/org/chromium/chrome/browser/prerender/ExternalPrerenderHandlerTest.java

 // Copyright 2016 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.prerender;
 
 import static org.chromium.base.test.util.Restriction.RESTRICTION_TYPE_NON_LOW_END_DEVICE;
 
 import android.graphics.Rect;
 import android.support.test.filters.SmallTest;
@@ skipping 96 matching lines @@
         });
         ensureCompletedPrerenderForUrl(webContents, mTestPage);
         ensureCompletedPrerenderForUrl(webContents2, mTestPage2);
     }
 
     private WebContents ensureStartedPrerenderForUrl(final String url) throws Exception {
         Callable<WebContents> addPrerenderCallable = new Callable<WebContents>() {
             @Override
             public WebContents call() {
                 Pair<WebContents, WebContents> webContents =
-                        mExternalPrerenderHandler.addPrerender(
-                                mProfile, url, "", new Rect(), false);
+                        mExternalPrerenderHandler.addPrerender(mProfile, url, "", new Rect(), true);
                 assertNotNull(webContents);
                 assertNotNull(webContents.first);
                 assertNotNull(webContents.second);
                 assertTrue(ExternalPrerenderHandler.hasPrerenderedUrl(
                         mProfile, url, webContents.first));
                 return webContents.first;
             }
         };
         return ThreadUtils.runOnUiThreadBlocking(addPrerenderCallable);
     }
 
     private void ensureCompletedPrerenderForUrl(final WebContents webContents, final String url) {
         CriteriaHelper.pollUiThread(new Criteria("No Prerender") {
             @Override
             public boolean isSatisfied() {
                 return ExternalPrerenderHandler.hasPrerenderedAndFinishedLoadingUrl(
                         mProfile, url, webContents);
             }
         });
     }
 }