Beginning of support for extension content verification

chrome/browser/extensions/extension_system_impl.h

 // 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 CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_IMPL_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_IMPL_H_
 
+#include "extensions/browser/content_verifier.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/common/one_shot_event.h"
 
 class Profile;
 
 namespace extensions {
 
+class ContentVerifier;
 class ExtensionSystemSharedFactory;
 class ExtensionWarningBadgeService;
 class NavigationObserver;
 class StandardManagementPolicyProvider;
 
 // The ExtensionSystem for ProfileImpl and OffTheRecordProfileImpl.
 // Implementation details: non-shared services are owned by
 // ExtensionSystemImpl, a KeyedService with separate incognito
 // instances. A private Shared class (also a KeyedService,
 // but with a shared instance for incognito) keeps the common services.
@@ skipping 25 matching lines @@
   virtual QuotaService* quota_service() OVERRIDE;  // shared
 
   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;  // shared
 
  private:
   friend class ExtensionSystemSharedFactory;
 
   // Owns the Extension-related systems that have a single instance
   // shared between normal and incognito profiles.
-  class Shared : public KeyedService {
+  class Shared : public KeyedService, public ContentVerifierObserver {
    public:
     explicit Shared(Profile* profile);
     virtual ~Shared();
 
     // Initialization takes place in phases.
     virtual void InitPrefs();
     // This must not be called until all the providers have been created.
     void RegisterManagementPolicyProviders();
     void Init(bool extensions_enabled);
 
     // KeyedService implementation.
     virtual void Shutdown() OVERRIDE;
 
+    // ContentVerifierObserver implementation.
+    virtual void ContentVerifyFailed(const std::string& extension_id) OVERRIDE;
+
     StateStore* state_store();
     StateStore* rules_store();
     ExtensionService* extension_service();
     RuntimeData* runtime_data();
     ManagementPolicy* management_policy();
     UserScriptMaster* user_script_master();
     Blacklist* blacklist();
     InfoMap* info_map();
     LazyBackgroundTaskQueue* lazy_background_task_queue();
     EventRouter* event_router();
     ExtensionWarningService* warning_service();
     ErrorConsole* error_console();
     InstallVerifier* install_verifier();
     QuotaService* quota_service();
     const OneShotEvent& ready() const { return ready_; }
+    ContentVerifier* content_verifier();
 
    private:
     Profile* profile_;
 
     // The services that are shared between normal and incognito profiles.
 
     scoped_ptr<StateStore> state_store_;
     scoped_ptr<StateStore> rules_store_;
     // LazyBackgroundTaskQueue is a dependency of
     // MessageService and EventRouter.
@@ skipping 10 matching lines @@
     scoped_ptr<ExtensionService> extension_service_;
     scoped_ptr<ManagementPolicy> management_policy_;
     // extension_info_map_ needs to outlive process_manager_.
     scoped_refptr<InfoMap> extension_info_map_;
     scoped_ptr<ExtensionWarningService> extension_warning_service_;
     scoped_ptr<ExtensionWarningBadgeService> extension_warning_badge_service_;
     scoped_ptr<ErrorConsole> error_console_;
     scoped_ptr<InstallVerifier> install_verifier_;
     scoped_ptr<QuotaService> quota_service_;
 
+    // For verifying the contents of extensions read from disk.
+    scoped_refptr<ContentVerifier> content_verifier_;
+
 #if defined(OS_CHROMEOS)
     scoped_ptr<chromeos::DeviceLocalAccountManagementPolicyProvider>
         device_local_account_management_policy_provider_;
 #endif
 
     OneShotEvent ready_;
   };
 
   Profile* profile_;
 
   Shared* shared_;
 
   // |process_manager_| must be destroyed before the Profile's |io_data_|. While
   // |process_manager_| still lives, we handle incoming resource requests from
   // extension processes and those require access to the ResourceContext owned
   // by |io_data_|.
   scoped_ptr<ProcessManager> process_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionSystemImpl);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_IMPL_H_