Cleanup: Remove unneeded browser_thread.h includes.

chrome/browser/extensions/api/messaging/native_message_process_host.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/extensions/api/messaging/native_message_process_host.h"
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/platform_file.h"
 #include "base/prefs/pref_service.h"
 #include "base/process/kill.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/api/messaging/native_messaging_host_manifest.h"
 #include "chrome/browser/extensions/api/messaging/native_process_launcher.h"
 #include "chrome/common/chrome_version_info.h"
+#include "content/public/browser/browser_thread.h"
 #include "extensions/browser/pref_names.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/features/feature.h"
 #include "net/base/file_stream.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_errors.h"
 #include "net/base/net_util.h"
 #include "url/gurl.h"
 
 namespace {
@@ skipping 376 matching lines @@
     content::BrowserThread::PostBlockingPoolTask(
         FROM_HERE, base::Bind(&base::EnsureProcessTerminated, process_handle_));
 #else
     base::EnsureProcessTerminated(process_handle_);
 #endif
     process_handle_ = base::kNullProcessHandle;
   }
 }
 
 }  // namespace extensions