Cleanup: Remove more unneeded browser_thread.h includes.

chrome/browser/predictors/predictor_database_factory.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/predictors/predictor_database_factory.h"
 
 #include "base/bind.h"
 #include "chrome/browser/predictors/predictor_database.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_dependency_manager.h"
-#include "content/public/browser/browser_thread.h"
 
 namespace predictors {
 
 // static
 PredictorDatabase* PredictorDatabaseFactory::GetForProfile(Profile* profile) {
   return static_cast<PredictorDatabase*>(
       GetInstance()->GetServiceForProfile(profile, true));
 }
 
 // static
 PredictorDatabaseFactory* PredictorDatabaseFactory::GetInstance() {
   return Singleton<PredictorDatabaseFactory>::get();
 }
 
 PredictorDatabaseFactory::PredictorDatabaseFactory()
     : ProfileKeyedServiceFactory(
         "PredictorDatabase", ProfileDependencyManager::GetInstance()) {
 }
 
 PredictorDatabaseFactory::~PredictorDatabaseFactory() {
 }
 
 ProfileKeyedService* PredictorDatabaseFactory::BuildServiceInstanceFor(
     Profile* profile) const {
   return new PredictorDatabase(profile);
 }
 
 }  // namespace predictors