Adds skia/config/SkUserConfig.h to skia_library.gypi

skia/BUILD.gn

 # Copyright (c) 2013 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/features.gni")
 import("//build/config/ui.gni")
 if (cpu_arch == "arm") {
   import("//build/config/arm.gni")
 }
 
@@ skipping 232 matching lines @@
       "/wd4554",
       "/wd4748",
       "/wd4800",
     ]
   }
 }
 
 component("skia") {
   sources = [
     # Chrome sources.
+    "config/SkUserConfig.h",
     "ext/analysis_canvas.cc",
     "ext/analysis_canvas.h",
     "ext/benchmarking_canvas.cc",
     "ext/benchmarking_canvas.h",
     "ext/bitmap_platform_device.h",
     "ext/convolver.cc",
     "ext/convolver.h",
     "ext/event_tracer_impl.cc",
     "ext/event_tracer_impl.h",
     "ext/fontmgr_default_win.cc",
@@ skipping 431 matching lines @@
     ":skia_config",
     "//build/config/compiler:no_chromium_code"
   ]
 
   deps = [
     "//base",
   ]
 
   visibility = ":skia"
 }