Remove IOSurfaceSupport

ui/gl/BUILD.gn

 # 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.
 
 import("//build/config/ui.gni")
 if (is_android) {
   import("//build/config/android/rules.gni")
 }
 
 gl_binding_output_dir = target_gen_dir
@@ skipping 69 matching lines @@
     "gl_surface_stub.h",
     "gl_surface_win.cc",
     "gl_surface_osmesa.cc",
     "gl_surface_osmesa.h",
     "gl_switches.cc",
     "gl_switches.h",
     "gl_version_info.cc",
     "gl_version_info.h",
     "gpu_switching_manager.cc",
     "gpu_switching_manager.h",
-    "io_surface_support_mac.cc",
-    "io_surface_support_mac.h",
     "scoped_binders.cc",
     "scoped_binders.h",
     "scoped_make_current.cc",
     "scoped_make_current.h",
     "sync_control_vsync_provider.cc",
     "sync_control_vsync_provider.h",
     "$gl_binding_output_dir/gl_bindings_autogen_gl.cc",
     "$gl_binding_output_dir/gl_bindings_autogen_gl.h",
     "$gl_binding_output_dir/gl_bindings_autogen_osmesa.cc",
     "$gl_binding_output_dir/gl_bindings_autogen_osmesa.h",
@@ skipping 221 matching lines @@
 
 if (is_android) {
   generate_jni("gl_jni_headers") {
     sources = [
       "../android/java/src/org/chromium/ui/gl/SurfaceTextureListener.java",
       "../android/java/src/org/chromium/ui/gl/SurfaceTexturePlatformWrapper.java",
     ]
     jni_package = "ui/gl"
   }
 }