|  | // Copyright 2013 The Flutter Authors. All rights reserved. | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | #include "impeller/renderer/shader_library.h" | 
|  |  | 
|  | namespace impeller { | 
|  |  | 
|  | ShaderLibrary::ShaderLibrary() = default; | 
|  |  | 
|  | ShaderLibrary::~ShaderLibrary() = default; | 
|  |  | 
|  | void ShaderLibrary::RegisterFunction( | 
|  | std::string name,  // NOLINT(performance-unnecessary-value-param) | 
|  | ShaderStage stage, | 
|  | std::shared_ptr<fml::Mapping> | 
|  | code,  // NOLINT(performance-unnecessary-value-param) | 
|  | RegistrationCallback | 
|  | callback) {  // NOLINT(performance-unnecessary-value-param) | 
|  | if (callback) { | 
|  | callback(false); | 
|  | } | 
|  | } | 
|  |  | 
|  | }  // namespace impeller |