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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "extensions/browser/lazy_background_task_queue.h" | 5 #include "extensions/browser/lazy_background_task_queue.h" |
| 6 | 6 |
| 7 #include "base/callback.h" | 7 #include "base/callback.h" |
| 8 #include "chrome/browser/chrome_notification_types.h" | 8 #include "chrome/browser/chrome_notification_types.h" |
| 9 #include "chrome/browser/extensions/extension_host.h" | 9 #include "chrome/browser/extensions/extension_host.h" |
| 10 #include "chrome/browser/extensions/extension_process_manager.h" | |
| 11 #include "chrome/browser/extensions/extension_service.h" | 10 #include "chrome/browser/extensions/extension_service.h" |
| 12 #include "chrome/browser/extensions/extension_system.h" | 11 #include "chrome/browser/extensions/extension_system.h" |
| 13 #include "chrome/browser/extensions/process_map.h" | 12 #include "chrome/browser/extensions/process_map.h" |
| 14 #include "chrome/common/extensions/extension.h" | 13 #include "chrome/common/extensions/extension.h" |
| 15 #include "chrome/common/extensions/extension_messages.h" | 14 #include "chrome/common/extensions/extension_messages.h" |
| 16 #include "content/public/browser/browser_context.h" | 15 #include "content/public/browser/browser_context.h" |
| 17 #include "content/public/browser/notification_service.h" | 16 #include "content/public/browser/notification_service.h" |
| 18 #include "content/public/browser/render_process_host.h" | 17 #include "content/public/browser/render_process_host.h" |
| 19 #include "content/public/browser/render_view_host.h" | 18 #include "content/public/browser/render_view_host.h" |
| 20 #include "content/public/browser/site_instance.h" | 19 #include "content/public/browser/site_instance.h" |
| 21 #include "content/public/browser/web_contents.h" | 20 #include "content/public/browser/web_contents.h" |
| 22 #include "extensions/browser/extensions_browser_client.h" | 21 #include "extensions/browser/extensions_browser_client.h" |
| 22 #include "extensions/browser/process_manager.h" |
| 23 #include "extensions/common/manifest_handlers/background_info.h" | 23 #include "extensions/common/manifest_handlers/background_info.h" |
| 24 #include "extensions/common/view_type.h" | 24 #include "extensions/common/view_type.h" |
| 25 | 25 |
| 26 namespace extensions { | 26 namespace extensions { |
| 27 | 27 |
| 28 LazyBackgroundTaskQueue::LazyBackgroundTaskQueue( | 28 LazyBackgroundTaskQueue::LazyBackgroundTaskQueue( |
| 29 content::BrowserContext* browser_context) | 29 content::BrowserContext* browser_context) |
| 30 : browser_context_(browser_context) { | 30 : browser_context_(browser_context) { |
| 31 registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_HOST_DID_STOP_LOADING, | 31 registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_HOST_DID_STOP_LOADING, |
| 32 content::NotificationService::AllBrowserContextsAndSources()); | 32 content::NotificationService::AllBrowserContextsAndSources()); |
| 33 registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_HOST_DESTROYED, | 33 registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_HOST_DESTROYED, |
| 34 content::NotificationService::AllBrowserContextsAndSources()); | 34 content::NotificationService::AllBrowserContextsAndSources()); |
| 35 registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED, | 35 registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED, |
| 36 content::Source<content::BrowserContext>(browser_context)); | 36 content::Source<content::BrowserContext>(browser_context)); |
| 37 } | 37 } |
| 38 | 38 |
| 39 LazyBackgroundTaskQueue::~LazyBackgroundTaskQueue() { | 39 LazyBackgroundTaskQueue::~LazyBackgroundTaskQueue() { |
| 40 } | 40 } |
| 41 | 41 |
| 42 bool LazyBackgroundTaskQueue::ShouldEnqueueTask( | 42 bool LazyBackgroundTaskQueue::ShouldEnqueueTask( |
| 43 content::BrowserContext* browser_context, | 43 content::BrowserContext* browser_context, |
| 44 const Extension* extension) { | 44 const Extension* extension) { |
| 45 DCHECK(extension); | 45 DCHECK(extension); |
| 46 if (BackgroundInfo::HasBackgroundPage(extension)) { | 46 if (BackgroundInfo::HasBackgroundPage(extension)) { |
| 47 ExtensionProcessManager* pm = ExtensionSystem::GetForBrowserContext( | 47 ProcessManager* pm = ExtensionSystem::GetForBrowserContext( |
| 48 browser_context)->process_manager(); | 48 browser_context)->process_manager(); |
| 49 DCHECK(pm); | 49 DCHECK(pm); |
| 50 ExtensionHost* background_host = | 50 ExtensionHost* background_host = |
| 51 pm->GetBackgroundHostForExtension(extension->id()); | 51 pm->GetBackgroundHostForExtension(extension->id()); |
| 52 if (!background_host || !background_host->did_stop_loading()) | 52 if (!background_host || !background_host->did_stop_loading()) |
| 53 return true; | 53 return true; |
| 54 if (pm->IsBackgroundHostClosing(extension->id())) | 54 if (pm->IsBackgroundHostClosing(extension->id())) |
| 55 pm->CancelSuspend(extension); | 55 pm->CancelSuspend(extension); |
| 56 } | 56 } |
| 57 | 57 |
| (...skipping 16 matching lines...) Expand all Loading... |
| 74 pending_tasks_[key] = linked_ptr<PendingTasksList>(tasks_list); | 74 pending_tasks_[key] = linked_ptr<PendingTasksList>(tasks_list); |
| 75 | 75 |
| 76 ExtensionService* extension_service = ExtensionSystem::GetForBrowserContext( | 76 ExtensionService* extension_service = ExtensionSystem::GetForBrowserContext( |
| 77 browser_context)->extension_service(); | 77 browser_context)->extension_service(); |
| 78 DCHECK(extension_service); | 78 DCHECK(extension_service); |
| 79 const Extension* extension = | 79 const Extension* extension = |
| 80 extension_service->extensions()->GetByID(extension_id); | 80 extension_service->extensions()->GetByID(extension_id); |
| 81 if (extension && BackgroundInfo::HasLazyBackgroundPage(extension)) { | 81 if (extension && BackgroundInfo::HasLazyBackgroundPage(extension)) { |
| 82 // If this is the first enqueued task, and we're not waiting for the | 82 // If this is the first enqueued task, and we're not waiting for the |
| 83 // background page to unload, ensure the background page is loaded. | 83 // background page to unload, ensure the background page is loaded. |
| 84 ExtensionProcessManager* pm = ExtensionSystem::GetForBrowserContext( | 84 ProcessManager* pm = ExtensionSystem::GetForBrowserContext( |
| 85 browser_context)->process_manager(); | 85 browser_context)->process_manager(); |
| 86 pm->IncrementLazyKeepaliveCount(extension); | 86 pm->IncrementLazyKeepaliveCount(extension); |
| 87 // Creating the background host may fail, e.g. if |profile| is incognito | 87 // Creating the background host may fail, e.g. if |profile| is incognito |
| 88 // but the extension isn't enabled in incognito mode. | 88 // but the extension isn't enabled in incognito mode. |
| 89 if (!pm->CreateBackgroundHost( | 89 if (!pm->CreateBackgroundHost( |
| 90 extension, BackgroundInfo::GetBackgroundURL(extension))) { | 90 extension, BackgroundInfo::GetBackgroundURL(extension))) { |
| 91 task.Run(NULL); | 91 task.Run(NULL); |
| 92 return; | 92 return; |
| 93 } | 93 } |
| 94 } | 94 } |
| (...skipping 87 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 182 } | 182 } |
| 183 break; | 183 break; |
| 184 } | 184 } |
| 185 default: | 185 default: |
| 186 NOTREACHED(); | 186 NOTREACHED(); |
| 187 break; | 187 break; |
| 188 } | 188 } |
| 189 } | 189 } |
| 190 | 190 |
| 191 } // namespace extensions | 191 } // namespace extensions |
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