1 files changed, 102 insertions, 0 deletions
diff --git a/extensions/shell/browser/shell_extension_system.h b/extensions/shell/browser/shell_extension_system.h
new file mode 100644
index 0000000..b47c9a5
--- /dev/null
+++ b/extensions/shell/browser/shell_extension_system.h
@@ -0,0 +1,102 @@
+// Copyright 2014 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 EXTENSIONS_SHELL_BROWSER_SHELL_EXTENSION_SYSTEM_H_
+#define EXTENSIONS_SHELL_BROWSER_SHELL_EXTENSION_SYSTEM_H_
+
+#include <vector>
+
+#include "base/compiler_specific.h"
+#include "extensions/browser/extension_system.h"
+#include "extensions/common/one_shot_event.h"
+
+class BrowserContextKeyedServiceFactory;
+
+namespace base {
+class FilePath;
+}
+
+namespace content {
+class BrowserContext;
+}
+
+namespace extensions {
+
+class EventRouter;
+class InfoMap;
+class LazyBackgroundTaskQueue;
+class ProcessManager;
+class RendererStartupHelper;
+
+// A simplified version of ExtensionSystem for app_shell. Allows
+// app_shell to skip initialization of services it doesn't need.
+class ShellExtensionSystem : public ExtensionSystem {
+ public:
+  explicit ShellExtensionSystem(content::BrowserContext* browser_context);
+  virtual ~ShellExtensionSystem();
+
+  // Loads an unpacked application from a directory. Returns true on success.
+  bool LoadApp(const base::FilePath& app_dir);
+
+  // Launch the currently loaded app.
+  void LaunchApp();
+
+  // KeyedService implementation:
+  virtual void Shutdown() OVERRIDE;
+
+  scoped_refptr<Extension> extension() { return extension_; }
+
+  // ExtensionSystem implementation:
+  virtual void InitForRegularProfile(bool extensions_enabled) OVERRIDE;
+  virtual ExtensionService* extension_service() OVERRIDE;
+  virtual RuntimeData* runtime_data() OVERRIDE;
+  virtual ManagementPolicy* management_policy() OVERRIDE;
+  virtual UserScriptMaster* user_script_master() OVERRIDE;
+  virtual ProcessManager* process_manager() OVERRIDE;
+  virtual StateStore* state_store() OVERRIDE;
+  virtual StateStore* rules_store() OVERRIDE;
+  virtual InfoMap* info_map() OVERRIDE;
+  virtual LazyBackgroundTaskQueue* lazy_background_task_queue() OVERRIDE;
+  virtual EventRouter* event_router() OVERRIDE;
+  virtual ExtensionWarningService* warning_service() OVERRIDE;
+  virtual Blacklist* blacklist() OVERRIDE;
+  virtual ErrorConsole* error_console() OVERRIDE;
+  virtual InstallVerifier* install_verifier() OVERRIDE;
+  virtual QuotaService* quota_service() OVERRIDE;
+  virtual void RegisterExtensionWithRequestContexts(
+      const Extension* extension) OVERRIDE;
+  virtual void UnregisterExtensionWithRequestContexts(
+      const std::string& extension_id,
+      const UnloadedExtensionInfo::Reason reason) OVERRIDE;
+  virtual const OneShotEvent& ready() const OVERRIDE;
+  virtual ContentVerifier* content_verifier() OVERRIDE;
+  virtual scoped_ptr<ExtensionSet> GetDependentExtensions(
+      const Extension* extension) OVERRIDE;
+
+ private:
+  content::BrowserContext* browser_context_;  // Not owned.
+
+  // Extension ID for the app.
+  std::string app_id_;
+
+  scoped_refptr<Extension> extension_;
+
+  // Data to be accessed on the IO thread. Must outlive process_manager_.
+  scoped_refptr<InfoMap> info_map_;
+
+  scoped_ptr<RuntimeData> runtime_data_;
+  scoped_ptr<LazyBackgroundTaskQueue> lazy_background_task_queue_;
+  scoped_ptr<EventRouter> event_router_;
+  scoped_ptr<ProcessManager> process_manager_;
+  scoped_ptr<QuotaService> quota_service_;
+
+  // Signaled when the extension system has completed its startup tasks.
+  OneShotEvent ready_;
+
+  DISALLOW_COPY_AND_ASSIGN(ShellExtensionSystem);
+};
+
+}  // namespace extensions
+
+#endif  // EXTENSIONS_SHELL_BROWSER_SHELL_EXTENSION_SYSTEM_H_