Clean up RTCVideoFrame

webrtc/sdk/objc/Framework/Classes/RTCNativeNV12Shader.mm

Index: webrtc/sdk/objc/Framework/Classes/RTCNativeNV12Shader.mm
diff --git a/webrtc/sdk/objc/Framework/Classes/RTCNativeNV12Shader.mm b/webrtc/sdk/objc/Framework/Classes/RTCNativeNV12Shader.mm
index 5000dbc2fa8b93c731db0acef26bd34e8c93e9af..2d402eef14fc8fc91df6cc893e8808d97cb630ae 100644
--- a/webrtc/sdk/objc/Framework/Classes/RTCNativeNV12Shader.mm
+++ b/webrtc/sdk/objc/Framework/Classes/RTCNativeNV12Shader.mm
@@ -19,7 +19,6 @@
 #import "RTCShader+Private.h"
 #import "WebRTC/RTCVideoFrame.h"
 
-#include "webrtc/api/video/video_rotation.h"
 #include "webrtc/base/checks.h"
 #include "webrtc/base/optional.h"
 
@@ -50,7 +49,7 @@ static const char kNV12FragmentShaderSource[] =
   CVOpenGLESTextureCacheRef _textureCache;
   // Store current rotation and only upload new vertex data when rotation
   // changes.
-  rtc::Optional<webrtc::VideoRotation> _currentRotation;
+  rtc::Optional<RTCVideoRotation> _currentRotation;
 }
 
 - (instancetype)initWithContext:(GlContextType *)context {
@@ -155,8 +154,7 @@ static const char kNV12FragmentShaderSource[] =
 
   glBindBuffer(GL_ARRAY_BUFFER, _vertexBuffer);
   if (!_currentRotation || frame.rotation != *_currentRotation) {
-    _currentRotation = rtc::Optional<webrtc::VideoRotation>(
-        static_cast<webrtc::VideoRotation>(frame.rotation));
+    _currentRotation = rtc::Optional<RTCVideoRotation>(frame.rotation);
     RTCSetVertexData(*_currentRotation);
   }
   glDrawArrays(GL_TRIANGLE_FAN, 0, 4);