Add minimum version to extension management

chrome/browser/extensions/extension_management_test_util.h

Index: chrome/browser/extensions/extension_management_test_util.h
diff --git a/chrome/browser/extensions/extension_management_test_util.h b/chrome/browser/extensions/extension_management_test_util.h
index ded3ea492e3df76ea8bcf6a8d49809a1fd2e1d02..f37b8225b3ee20a846db7f6d3d55fd26c004b3e3 100644
--- a/chrome/browser/extensions/extension_management_test_util.h
+++ b/chrome/browser/extensions/extension_management_test_util.h
@@ -62,7 +62,7 @@ class ExtensionManagementPrefUpdaterBase {
                                const std::string& permission);
 
   // Helper functions for 'allowed_permissions' manipulation. |id| must be a
-  // valid extension id.
+  // valid extension ID.
   void UnsetAllowedPermissions(const std::string& id);
   void ClearAllowedPermissions(const std::string& id);
   void AddAllowedPermission(const std::string& id,
@@ -70,6 +70,11 @@ class ExtensionManagementPrefUpdaterBase {
   void RemoveAllowedPermission(const std::string& id,
                                const std::string& permission);
 
+  // Helper functions for 'minimum_version' manipulation. |id| must be a valid
+  // extension ID.
+  void SetMinimumVersion(const std::string& id, const std::string& version);
+  void UnsetMinimumVersion(const std::string& id);
+
   // Expose a read-only preference to user.
   const base::DictionaryValue* GetPref();