Plumbing for login apps device policy to extensions.

chrome/browser/extensions/policy_handlers.h

 // Copyright 2013 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_POLICY_HANDLERS_H_
 #define CHROME_BROWSER_EXTENSIONS_POLICY_HANDLERS_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 31 matching lines @@
                        policy::PolicyErrorMap* errors,
                        std::unique_ptr<base::ListValue>* extension_ids);
 
  private:
   const char* pref_path_;
   bool allow_wildcards_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionListPolicyHandler);
 };
 
-class ExtensionInstallForcelistPolicyHandler
+// Base class for parsing the list of extensions to force install.
+class ExtensionInstallListPolicyHandler
     : public policy::TypeCheckingPolicyHandler {
  public:
-  ExtensionInstallForcelistPolicyHandler();
-  ~ExtensionInstallForcelistPolicyHandler() override;
-
   // ConfigurationPolicyHandler methods:
   bool CheckPolicySettings(const policy::PolicyMap& policies,
                            policy::PolicyErrorMap* errors) override;
   void ApplyPolicySettings(const policy::PolicyMap& policies,
                            PrefValueMap* prefs) override;
 
+ protected:
+  ExtensionInstallListPolicyHandler(const char* policy_name,
+                                    const char* pref_name);
+
+  ~ExtensionInstallListPolicyHandler() override = default;
+
  private:
   // Parses the data in |policy_value| and writes them to |extension_dict|.
   bool ParseList(const base::Value* policy_value,
                  base::DictionaryValue* extension_dict,
                  policy::PolicyErrorMap* errors);
 
+  const char* const pref_name_ = nullptr;
+
+  DISALLOW_COPY_AND_ASSIGN(ExtensionInstallListPolicyHandler);
+};
+
+// Parses the extension force install list for user sessions.
+class ExtensionInstallForcelistPolicyHandler
+    : public ExtensionInstallListPolicyHandler {
+ public:
+  ExtensionInstallForcelistPolicyHandler();
+  ~ExtensionInstallForcelistPolicyHandler() override = default;
+
+ private:
   DISALLOW_COPY_AND_ASSIGN(ExtensionInstallForcelistPolicyHandler);
 };
 
+// Parses the extension force install list for the login profile.
+class ExtensionInstallLoginScreenAppListPolicyHandler
+    : public ExtensionInstallListPolicyHandler {
+ public:
+  ExtensionInstallLoginScreenAppListPolicyHandler();
+  ~ExtensionInstallLoginScreenAppListPolicyHandler() override = default;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ExtensionInstallLoginScreenAppListPolicyHandler);
+};
+
 // Implements additional checks for policies that are lists of extension
 // URLPatterns.
 class ExtensionURLPatternListPolicyHandler
     : public policy::TypeCheckingPolicyHandler {
  public:
   ExtensionURLPatternListPolicyHandler(const char* policy_name,
                                        const char* pref_path);
   ~ExtensionURLPatternListPolicyHandler() override;
 
   // ConfigurationPolicyHandler methods:
@@ skipping 20 matching lines @@
   void ApplyPolicySettings(const policy::PolicyMap& policies,
                            PrefValueMap* prefs) override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ExtensionSettingsPolicyHandler);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_POLICY_HANDLERS_H_