Remove PermissionsData::ForExtension() completely

extensions/common/extension_messages.cc

Index: extensions/common/extension_messages.cc
diff --git a/extensions/common/extension_messages.cc b/extensions/common/extension_messages.cc
index afba3af3084174f0ef73aaf5b58c40d8d701b1bf..ae1c180bb8d99d05302cb7974b48f12b2fa4ddee 100644
--- a/extensions/common/extension_messages.cc
+++ b/extensions/common/extension_messages.cc
@@ -47,9 +47,8 @@ scoped_refptr<Extension> ExtensionMsg_Loaded_Params::ConvertToExtension(
   scoped_refptr<Extension> extension =
       Extension::Create(path, location, *manifest, creation_flags, error);
   if (extension.get()) {
-    extensions::PermissionsData::ForExtension(extension)
-        ->SetActivePermissions(new PermissionSet(
-            apis, manifest_permissions, explicit_hosts, scriptable_hosts));
+    extension->permissions_data()->SetActivePermissions(new PermissionSet(
+        apis, manifest_permissions, explicit_hosts, scriptable_hosts));
   }
   return extension;
 }