Add GN build file for surface.

ui/surface/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")
+
+component("surface") {
+  sources = [
+    "accelerated_surface_mac.cc",
+    "accelerated_surface_mac.h",
+    "surface_export.h",
+    "transport_dib.cc",
+    "transport_dib.h",
+    "transport_dib_posix.cc",
+    "transport_dib_win.cc",
+  ]
+
+  defines = [ "SURFACE_IMPLEMENTATION" ]
+
+  deps = [
+    "//base",
+    "//base/third_party/dynamic_annotations",
+    "//skia",
+    "//ui/base:ui_base",
+    "//ui/gfx/geometry",
+    "//ui/gl",
+  ]
+
+  if (use_x11) {
+    #'include_dirs': [

[brettw, 2014/05/16 16:57:04]

Just do:
  include_dirs = [ "//third_party/khronos" ]

[tfarina, 2014/05/16 21:24:34]

Done.

+      #'../../third_party/khronos',
+    #],
+  }
+}