Remove the speculative resource prefetching code. This was experimental code added 1.5 years ago an…

chrome/browser/android/tab_android.cc

 // Copyright (c) 2012 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/tab_android.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "chrome/browser/android/chrome_web_contents_delegate_android.h"
 #include "chrome/browser/android/webapps/single_tab_mode_tab_helper.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
 #include "chrome/browser/extensions/tab_helper.h"
 #include "chrome/browser/favicon/favicon_tab_helper.h"
 #include "chrome/browser/history/history_tab_helper.h"
 #include "chrome/browser/infobars/infobar_service.h"
 #include "chrome/browser/net/net_error_tab_helper.h"
 #include "chrome/browser/password_manager/password_manager.h"
 #include "chrome/browser/password_manager/password_manager_delegate_impl.h"
-#include "chrome/browser/predictors/resource_prefetch_predictor_factory.h"
-#include "chrome/browser/predictors/resource_prefetch_predictor_tab_helper.h"
 #include "chrome/browser/prerender/prerender_tab_helper.h"
 #include "chrome/browser/printing/print_view_manager_basic.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_android.h"
 #include "chrome/browser/sessions/session_tab_helper.h"
 #include "chrome/browser/ssl/ssl_tab_helper.h"
 #include "chrome/browser/sync/glue/synced_tab_delegate_android.h"
 #include "chrome/browser/tab_contents/navigation_metrics_recorder.h"
 #include "chrome/browser/translate/translate_tab_helper.h"
 #include "chrome/browser/ui/alternate_error_tab_observer.h"
@@ skipping 73 matching lines @@
   PopupBlockerTabHelper::CreateForWebContents(contents);
   PrefsTabHelper::CreateForWebContents(contents);
   prerender::PrerenderTabHelper::CreateForWebContentsWithPasswordManager(
       contents, PasswordManager::FromWebContents(contents));
   SingleTabModeTabHelper::CreateForWebContents(contents);
   SSLTabHelper::CreateForWebContents(contents);
   TabSpecificContentSettings::CreateForWebContents(contents);
   TranslateTabHelper::CreateForWebContents(contents);
   WindowAndroidHelper::CreateForWebContents(contents);
 
-  if (predictors::ResourcePrefetchPredictorFactory::GetForProfile(profile)) {
-    predictors::ResourcePrefetchPredictorTabHelper::CreateForWebContents(
-        contents);
-  }
-
 #if defined(ENABLE_MANAGED_USERS)
   if (profile->IsManaged())
     ManagedModeNavigationObserver::CreateForWebContents(contents);
 #endif
 }
 
 // TODO(dtrainor): Refactor so we do not need this method.
 void TabAndroid::InitTabHelpers(content::WebContents* contents) {
   BrowserTabContents::AttachTabHelpers(contents);
 }
@@ skipping 291 matching lines @@
   if (print_view_manager == NULL)
     return false;
 
   print_view_manager->PrintNow();
   return true;
 }
 
 bool TabAndroid::RegisterTabAndroid(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }