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-rw-r--r--third_party/libwebrtc/sdk/objc/components/renderer/opengl/RTCDefaultShader.h23
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diff --git a/third_party/libwebrtc/sdk/objc/components/renderer/opengl/RTCDefaultShader.h b/third_party/libwebrtc/sdk/objc/components/renderer/opengl/RTCDefaultShader.h
new file mode 100644
index 0000000000..71a073ab21
--- /dev/null
+++ b/third_party/libwebrtc/sdk/objc/components/renderer/opengl/RTCDefaultShader.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#import "RTCVideoViewShading.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+/** Default RTCVideoViewShading that will be used in RTCNSGLVideoView
+ * and RTCEAGLVideoView if no external shader is specified. This shader will render
+ * the video in a rectangle without any color or geometric transformations.
+ */
+@interface RTCDefaultShader : NSObject <RTC_OBJC_TYPE (RTCVideoViewShading)>
+
+@end
+
+NS_ASSUME_NONNULL_END