Remove GL_CHROMIUM_iosurface extension

mojo/gpu/mojo_gles2_impl_autogen.cc

Index: mojo/gpu/mojo_gles2_impl_autogen.cc
diff --git a/mojo/gpu/mojo_gles2_impl_autogen.cc b/mojo/gpu/mojo_gles2_impl_autogen.cc
index 2dd194949d5b8071627b77bb694535d1fe63adb0..93377a5828497861a0c3051aa7b533c031696925 100644
--- a/mojo/gpu/mojo_gles2_impl_autogen.cc
+++ b/mojo/gpu/mojo_gles2_impl_autogen.cc
@@ -1485,14 +1485,6 @@ void MojoGLES2Impl::PostSubBufferCHROMIUM(GLint x,
   MojoGLES2MakeCurrent(context_);
   glPostSubBufferCHROMIUM(x, y, width, height);
 }
-void MojoGLES2Impl::TexImageIOSurface2DCHROMIUM(GLenum target,
-                                                GLsizei width,
-                                                GLsizei height,
-                                                GLuint ioSurfaceId,
-                                                GLuint plane) {
-  MojoGLES2MakeCurrent(context_);
-  glTexImageIOSurface2DCHROMIUM(target, width, height, ioSurfaceId, plane);
-}
 void MojoGLES2Impl::CopyTextureCHROMIUM(GLenum source_id,
                                         GLenum dest_id,
                                         GLint internalformat,