[Extensions] Un-refcount PermissionSet

chrome/browser/extensions/extension_management.h

Index: chrome/browser/extensions/extension_management.h
diff --git a/chrome/browser/extensions/extension_management.h b/chrome/browser/extensions/extension_management.h
index d3ebb9496e7a9a0afbcf4408e06aca7625fd41e3..291dcbc31b64beed79a098409d0cf14f356eca15 100644
--- a/chrome/browser/extensions/extension_management.h
+++ b/chrome/browser/extensions/extension_management.h
@@ -114,12 +114,12 @@ class ExtensionManagement : public KeyedService {
   APIPermissionSet GetBlockedAPIPermissions(const Extension* extension) const;
 
   // Returns blocked permission set for |extension|.
-  scoped_refptr<const PermissionSet> GetBlockedPermissions(
+  scoped_ptr<const PermissionSet> GetBlockedPermissions(
       const Extension* extension) const;
 
   // Returns true if every permission in |perms| is allowed for |extension|.
   bool IsPermissionSetAllowed(const Extension* extension,
-                              scoped_refptr<const PermissionSet> perms) const;
+                              const PermissionSet& perms) const;
 
   // Returns true if |extension| meets the minimum required version set for it.
   // If there is no such requirement set for it, returns true as well.