Plumbing for login apps device policy to extensions.

chrome/browser/extensions/extension_management.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_MANAGEMENT_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_MANAGEMENT_H_
 
 #include <memory>
 #include <string>
 #include <unordered_map>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/singleton.h"
 #include "base/observer_list.h"
 #include "base/values.h"
 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "components/prefs/pref_change_registrar.h"
 #include "extensions/browser/management_policy.h"
 #include "extensions/common/extension_id.h"
 #include "extensions/common/manifest.h"
 
 class GURL;
-class PrefService;
+class Profile;
 
 namespace content {
 class BrowserContext;
 }  // namespace content
 
 namespace extensions {
 
 namespace internal {
 
 struct IndividualSettings;
@@ skipping 26 matching lines @@
   //                        and cannot be disabled.
   // * INSTALLATION_RECOMMENDED: Extension will be installed automatically but
   //                             can be disabled.
   enum InstallationMode {
     INSTALLATION_ALLOWED = 0,
     INSTALLATION_BLOCKED,
     INSTALLATION_FORCED,
     INSTALLATION_RECOMMENDED,
   };
 
-  explicit ExtensionManagement(PrefService* pref_service);
+  explicit ExtensionManagement(Profile* profile);

[Devlin, 2017/03/03 17:24:48]

nit: I think I'd prefer we just pass in a bool is_signin_profile here, rather
than keeping the full profile.  This would also reduce a bit of the churn
elsewhere in the CL.

[achuithb, 2017/03/06 15:26:04]

Done.

   ~ExtensionManagement() override;
 
   // KeyedService implementations:
   void Shutdown() override;
 
   void AddObserver(Observer* observer);
   void RemoveObserver(Observer* observer);
 
   // Get the list of ManagementPolicy::Provider controlled by extension
   // management policy settings.
@@ skipping 47 matching lines @@
 
  private:
   using SettingsIdMap =
       std::unordered_map<ExtensionId,
                          std::unique_ptr<internal::IndividualSettings>>;
   using SettingsUpdateUrlMap =
       std::unordered_map<std::string,
                          std::unique_ptr<internal::IndividualSettings>>;
   friend class ExtensionManagementServiceTest;
 
-  // Load all extension management preferences from |pref_service|, and
+  // Load all extension management preferences from the pref service, and
   // refresh the settings.
   void Refresh();
 
   // Load preference with name |pref_name| and expected type |expected_type|.
   // If |force_managed| is true, only loading from the managed preference store
   // is allowed. Returns NULL if the preference is not present, not allowed to
   // be loaded from or has the wrong type.
   const base::Value* LoadPreference(const char* pref_name,
                                     bool force_managed,
                                     base::Value::Type expected_type);
 
   void OnExtensionPrefChanged();
   void NotifyExtensionManagementPrefChanged();
 
+  // Helper to update |extension_dict| for forced installs.
+  void UpdateForcedExtensions(const base::DictionaryValue* extension_dict);
+
+  // Helper to return an extension install list, in format specified by
+  // ExternalPolicyLoader::AddExtension().
+  std::unique_ptr<base::DictionaryValue> GetInstallListByMode(
+      InstallationMode installation_mode) const;
+
   // Helper function to access |settings_by_id_| with |id| as key.
   // Adds a new IndividualSettings entry to |settings_by_id_| if none exists for
   // |id| yet.
   internal::IndividualSettings* AccessById(const ExtensionId& id);
 
   // Similar to AccessById(), but access |settings_by_update_url_| instead.
   internal::IndividualSettings* AccessByUpdateUrl(
       const std::string& update_url);
 
   // A map containing all IndividualSettings applied to an individual extension
@@ skipping 10 matching lines @@
   // For extension settings applied to an individual extension (identified by
   // extension ID) or a group of extension (with specified extension update
   // URL), all unspecified part will take value from |default_settings_|.
   // For all other extensions, all settings from |default_settings_| will be
   // enforced.
   std::unique_ptr<internal::IndividualSettings> default_settings_;
 
   // Extension settings applicable to all extensions.
   std::unique_ptr<internal::GlobalSettings> global_settings_;
 
-  PrefService* pref_service_;
+  Profile* profile_ = nullptr;
 
   base::ObserverList<Observer, true> observer_list_;
   PrefChangeRegistrar pref_change_registrar_;
   std::vector<std::unique_ptr<ManagementPolicy::Provider>> providers_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionManagement);
 };
 
 class ExtensionManagementFactory : public BrowserContextKeyedServiceFactory {
  public:
@@ skipping 14 matching lines @@
       content::BrowserContext* context) const override;
   void RegisterProfilePrefs(
       user_prefs::PrefRegistrySyncable* registry) override;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionManagementFactory);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_MANAGEMENT_H_