Update a bunch of files to the new location of browser_thread.h

chrome/browser/download/download_safe_browsing_client.cc

 // Copyright (c) 2011 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/download/download_safe_browsing_client.h"
 
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/metrics/stats_counters.h"
 #include "chrome/browser/browser_process.h"
-#include "chrome/browser/browser_thread.h"
 #include "chrome/browser/download/download_manager.h"
 #include "chrome/browser/history/download_create_info.h"
-#include "chrome/browser/renderer_host/resource_dispatcher_host.h"
+#include "content/browser/browser_thread.h"
+#include "content/browser/renderer_host/resource_dispatcher_host.h"
 
 // TODO(lzheng): Get rid of the AddRef and Release after
 // SafeBrowsingService::Client is changed to RefCountedThreadSafe<>.
 
 DownloadSBClient::DownloadSBClient(DownloadCreateInfo* info) : info_(info) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   CHECK(info_);
   ResourceDispatcherHost* rdh = g_browser_process->resource_dispatcher_host();
   if (rdh)
     sb_service_ = rdh->safe_browsing_service();
@@ skipping 55 matching lines @@
                                        true,
                                        result);
   }
 }
 
 void DownloadSBClient::UpdateDownloadUrlCheckStats(SBStatsType stat_type) {
   UMA_HISTOGRAM_ENUMERATION("SB2.DownloadUrlChecks",
                             stat_type,
                             DOWNLOAD_URL_CHECKS_MAX);
 }