Add glTransformFeedbackVaryings to GPU command buffer.

gpu/GLES2/gl2chromium_autogen.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file is auto-generated from
 // gpu/command_buffer/build_gles2_cmd_buffer.py
 // It's formatted by clang-format using chromium coding style:
 //    clang-format -i -style=chromium filename
 // DO NOT EDIT!
 
@@ skipping 145 matching lines @@
 #define glStencilOpSeparate GLES2_GET_FUN(StencilOpSeparate)
 #define glTexImage2D GLES2_GET_FUN(TexImage2D)
 #define glTexImage3D GLES2_GET_FUN(TexImage3D)
 #define glTexParameterf GLES2_GET_FUN(TexParameterf)
 #define glTexParameterfv GLES2_GET_FUN(TexParameterfv)
 #define glTexParameteri GLES2_GET_FUN(TexParameteri)
 #define glTexParameteriv GLES2_GET_FUN(TexParameteriv)
 #define glTexStorage3D GLES2_GET_FUN(TexStorage3D)
 #define glTexSubImage2D GLES2_GET_FUN(TexSubImage2D)
 #define glTexSubImage3D GLES2_GET_FUN(TexSubImage3D)
+#define glTransformFeedbackVaryings GLES2_GET_FUN(TransformFeedbackVaryings)
 #define glUniform1f GLES2_GET_FUN(Uniform1f)
 #define glUniform1fv GLES2_GET_FUN(Uniform1fv)
 #define glUniform1i GLES2_GET_FUN(Uniform1i)
 #define glUniform1iv GLES2_GET_FUN(Uniform1iv)
 #define glUniform1ui GLES2_GET_FUN(Uniform1ui)
 #define glUniform1uiv GLES2_GET_FUN(Uniform1uiv)
 #define glUniform2f GLES2_GET_FUN(Uniform2f)
 #define glUniform2fv GLES2_GET_FUN(Uniform2fv)
 #define glUniform2i GLES2_GET_FUN(Uniform2i)
 #define glUniform2iv GLES2_GET_FUN(Uniform2iv)
@@ skipping 122 matching lines @@
 #define glDrawBuffersEXT GLES2_GET_FUN(DrawBuffersEXT)
 #define glDiscardBackbufferCHROMIUM GLES2_GET_FUN(DiscardBackbufferCHROMIUM)
 #define glScheduleOverlayPlaneCHROMIUM \
   GLES2_GET_FUN(ScheduleOverlayPlaneCHROMIUM)
 #define glSwapInterval GLES2_GET_FUN(SwapInterval)
 #define glMatrixLoadfCHROMIUM GLES2_GET_FUN(MatrixLoadfCHROMIUM)
 #define glMatrixLoadIdentityCHROMIUM GLES2_GET_FUN(MatrixLoadIdentityCHROMIUM)
 #define glBlendBarrierKHR GLES2_GET_FUN(BlendBarrierKHR)
 
 #endif  // GPU_GLES2_GL2CHROMIUM_AUTOGEN_H_