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 11 namespace content { 12 namespace { 13 14 // How long we wait before releasing the plugin process. 15 const int kPluginReleaseTimeSeconds = 30; 16 17 } // namespace 18 PluginProcessDispatcher(PP_GetInterface_Func get_interface,const ppapi::PpapiPermissions & permissions,bool incognito)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 ~PluginProcessDispatcher()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