Add support for external out-of-process PPAPI plugins in the browser.

content/public/browser/pepper_helper.h

-// 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.
-
-#ifndef CONTENT_PUBLIC_BROWSER_PEPPER_HELPER_H_
-#define CONTENT_PUBLIC_BROWSER_PEPPER_HELPER_H_
-
-#include "content/common/content_export.h"
-
-namespace IPC {
-class ChannelProxy;
-}
-namespace net {
-class HostResolver;
-}
-
-namespace content {
-
-// Enables dispatching PPAPI messages from the plugin to the browser.
-CONTENT_EXPORT void EnablePepperSupportForChannel(
-    IPC::ChannelProxy* channel,
-    net::HostResolver* host_resolver,
-    int process_id,
-    int render_view_id);
-
-}  // namespace content
-
-#endif  // CONTENT_PUBLIC_BROWSER_PEPPER_HELPER_H_
-