15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_PROCESS_MANAGER_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define CHROME_BROWSER_EXTENSIONS_EXTENSION_PROCESS_MANAGER_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <map> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <set> 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <string> 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 12c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "base/callback.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/compiler_specific.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/ref_counted.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/weak_ptr.h" 16eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "base/time/time.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/notification_observer.h" 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/notification_registrar.h" 19c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "extensions/common/view_type.h" 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Browser; 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class GURL; 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Profile; 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace content { 26c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)class DevToolsAgentHost; 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class RenderViewHost; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class SiteInstance; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace extensions { 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Extension; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class ExtensionHost; 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Manages dynamic state of running Chromium extensions. There is one instance 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// of this class per Profile. OTR Profiles have a separate instance that keeps 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// track of split-mode extensions only. 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class ExtensionProcessManager : public content::NotificationObserver { 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef std::set<extensions::ExtensionHost*> ExtensionHostSet; 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef ExtensionHostSet::const_iterator const_iterator; 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static ExtensionProcessManager* Create(Profile* profile); 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~ExtensionProcessManager(); 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ExtensionHostSet& background_hosts() const { 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return background_hosts_; 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef std::set<content::RenderViewHost*> ViewSet; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ViewSet GetAllViews() const; 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Creates a new ExtensionHost with its associated view, grouping it in the 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // appropriate SiteInstance (and therefore process) based on the URL and 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // profile. 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual extensions::ExtensionHost* CreateViewHost( 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const extensions::Extension* extension, 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const GURL& url, 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Browser* browser, 61c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) extensions::ViewType view_type); 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) extensions::ExtensionHost* CreateViewHost(const GURL& url, 63c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) Browser* browser, 64c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) extensions::ViewType view_type); 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) extensions::ExtensionHost* CreatePopupHost( 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const extensions::Extension* extension, 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const GURL& url, 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Browser* browser); 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) extensions::ExtensionHost* CreatePopupHost(const GURL& url, Browser* browser); 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) extensions::ExtensionHost* CreateDialogHost(const GURL& url); 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) extensions::ExtensionHost* CreateInfobarHost( 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const extensions::Extension* extension, 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const GURL& url, 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Browser* browser); 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) extensions::ExtensionHost* CreateInfobarHost(const GURL& url, 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Browser* browser); 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Creates a new UI-less extension instance. Like CreateViewHost, but not 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // displayed anywhere. 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void CreateBackgroundHost(const extensions::Extension* extension, 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const GURL& url); 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Gets the ExtensionHost for the background page for an extension, or NULL if 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the extension isn't running or doesn't have a background page. 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) extensions::ExtensionHost* GetBackgroundHostForExtension( 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& extension_id); 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns the SiteInstance that the given URL belongs to. 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(aa): This only returns correct results for extensions and packaged 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // apps, not hosted apps. 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual content::SiteInstance* GetSiteInstanceForURL(const GURL& url); 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Unregisters a RenderViewHost as hosting any extension. 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void UnregisterRenderViewHost(content::RenderViewHost* render_view_host); 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns all RenderViewHosts that are registered for the specified 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // extension. 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::set<content::RenderViewHost*> GetRenderViewHostsForExtension( 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& extension_id); 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns the extension associated with the specified RenderViewHost, or 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // NULL. 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const extensions::Extension* GetExtensionForRenderViewHost( 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::RenderViewHost* render_view_host); 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns true if the (lazy) background host for the given extension has 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // already been sent the unload event and is shutting down. 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool IsBackgroundHostClosing(const std::string& extension_id); 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Getter and setter for the lazy background page's keepalive count. This is 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the count of how many outstanding "things" are keeping the page alive. 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // When this reaches 0, we will begin the process of shutting down the page. 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // "Things" include pending events, resource loads, and API calls. 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int GetLazyKeepaliveCount(const extensions::Extension* extension); 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int IncrementLazyKeepaliveCount(const extensions::Extension* extension); 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int DecrementLazyKeepaliveCount(const extensions::Extension* extension); 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void IncrementLazyKeepaliveCountForView( 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::RenderViewHost* render_view_host); 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Handles a response to the ShouldSuspend message, used for lazy background 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // pages. 1232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void OnShouldSuspendAck(const std::string& extension_id, int sequence_id); 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Same as above, for the Suspend message. 1262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void OnSuspendAck(const std::string& extension_id); 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Tracks network requests for a given RenderViewHost, used to know 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // when network activity is idle for lazy background pages. 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnNetworkRequestStarted(content::RenderViewHost* render_view_host); 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnNetworkRequestDone(content::RenderViewHost* render_view_host); 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Prevents |extension|'s background page from being closed and sends the 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // onSuspendCanceled() event to it. 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void CancelSuspend(const extensions::Extension* extension); 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected: 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) explicit ExtensionProcessManager(Profile* profile); 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Called just after |host| is created so it can be registered in our lists. 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnExtensionHostCreated(extensions::ExtensionHost* host, 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_background); 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Called on browser shutdown to close our extension hosts. 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void CloseBackgroundHosts(); 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // content::NotificationObserver: 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void Observe(int type, 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const content::NotificationSource& source, 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const content::NotificationDetails& details) OVERRIDE; 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Load all background pages once the profile data is ready and the pages 1532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // should be loaded. 1542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void CreateBackgroundHostsForProfileStartup(); 1552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Gets the profile associated with site_instance_ and all other 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // related SiteInstances. 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Profile* GetProfile() const; 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NotificationRegistrar registrar_; 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The set of ExtensionHosts running viewless background extensions. 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExtensionHostSet background_hosts_; 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // A SiteInstance related to the SiteInstance for all extensions in 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // this profile. We create it in such a way that a new 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // browsing instance is created. This controls process grouping. 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<content::SiteInstance> site_instance_; 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Extra information we keep for each extension's background page. 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) struct BackgroundPageData; 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef std::string ExtensionId; 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef std::map<ExtensionId, BackgroundPageData> BackgroundPageDataMap; 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef std::map<content::RenderViewHost*, 176c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) extensions::ViewType> ExtensionRenderViews; 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Close the given |host| iff it's a background page. 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void CloseBackgroundHost(extensions::ExtensionHost* host); 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Ensure browser object is not null except for certain situations. 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void EnsureBrowserWhenRequired(Browser* browser, 183c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) extensions::ViewType view_type); 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // These are called when the extension transitions between idle and active. 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // They control the process of closing the background page when idle. 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnLazyBackgroundPageIdle(const std::string& extension_id, 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int sequence_id); 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnLazyBackgroundPageActive(const std::string& extension_id); 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void CloseLazyBackgroundPageNow(const std::string& extension_id, 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int sequence_id); 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Potentially registers a RenderViewHost, if it is associated with an 1942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // extension. Does nothing if this is not an extension renderer. 1952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void RegisterRenderViewHost(content::RenderViewHost* render_view_host); 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Clears background page data for this extension. 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void ClearBackgroundPageData(const std::string& extension_id); 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Returns true if loading background pages should be deferred. This is 2012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // true if there are no browser windows open and the browser process was 2022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // started to show the app launcher. 2032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool DeferLoadingBackgroundHosts() const; 2042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 205c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) void OnDevToolsStateChanged(content::DevToolsAgentHost*, bool attached); 206c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 2072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Contains all active extension-related RenderViewHost instances for all 2082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // extensions. We also keep a cache of the host's view type, because that 2092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // information is not accessible at registration/deregistration time. 2102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ExtensionRenderViews all_extension_views_; 2112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BackgroundPageDataMap background_page_data_; 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The time to delay between an extension becoming idle and 2152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // sending a ShouldSuspend message; read from command-line switch. 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta event_page_idle_time_; 2175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The time to delay between sending a ShouldSuspend message and 2192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // sending a Suspend message; read from command-line switch. 2202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::TimeDelta event_page_suspending_time_; 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::WeakPtrFactory<ExtensionProcessManager> weak_ptr_factory_; 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 224c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) base::Callback<void(content::DevToolsAgentHost*, bool)> devtools_callback_; 225c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(ExtensionProcessManager); 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_PROCESS_MANAGER_H_ 230