1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "content/ppapi_plugin/plugin_process_dispatcher.h"
6
7#include "base/bind.h"
8#include "base/bind_helpers.h"
9#include "content/child/child_process.h"
10
11namespace content {
12namespace {
13
14// How long we wait before releasing the plugin process.
15const int kPluginReleaseTimeSeconds = 30;
16
17}  // namespace
18
19PluginProcessDispatcher::PluginProcessDispatcher(
20    PP_GetInterface_Func get_interface,
21    const ppapi::PpapiPermissions& permissions,
22    bool incognito)
23    : ppapi::proxy::PluginDispatcher(get_interface,
24                                     permissions,
25                                     incognito) {
26}
27
28PluginProcessDispatcher::~PluginProcessDispatcher() {
29  // Don't free the process right away. This timer allows the child process
30  // to be re-used if the user rapidly goes to a new page that requires this
31  // plugin. This is the case for common plugins where they may be used on a
32  // source and destination page of a navigation. We don't want to tear down
33  // and re-start processes each time in these cases.
34  process_ref_.ReleaseWithDelay(
35      base::TimeDelta::FromSeconds(kPluginReleaseTimeSeconds));
36}
37
38}  // namespace content
39