GN Windows build fixes

ui/gfx/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/config.gni")
 }
 
 component("gfx") {
@@ skipping 343 matching lines @@
   }
 
   if (!use_aura) {
     sources -= [
       "nine_image_painter.cc",
       "nine_image_painter.h",
     ]
   }
   if (use_x11) {
     configs += [ "//build/config/linux:x11" ]
+  } else {
+    sources -= [
+      "path_x11.cc",
+      "path_x11.h",
+      "x/x11_atom_cache.cc",
+      "x/x11_atom_cache.h",
+      "x/x11_error_tracker.cc",
+      "x/x11_error_tracker.h",
+      "x/x11_types.cc",
+      "x/x11_types.h",
+    ]
   }
   if (use_pango) {
     sources -= [
       "platform_font_ozone.cc",
       "render_text_ozone.cc",
     ]
     configs += [ "//build/config/linux:pangocairo" ]
+  } else {
+    sources -= [
+      "pango_util.cc",
+      "pango_util.h",
+      "platform_font_pango.cc",
+      "platform_font_pango.h",
+      "render_text_pango.cc",
+      "render_text_pango.h",
+    ]
   }
 }
 
 source_set("gfx_test_support") {
   sources = [
     "test/gfx_util.cc",
     "test/gfx_util.h",
     "test/ui_cocoa_test_helper.h",
     "test/ui_cocoa_test_helper.mm",
   ]
@@ skipping 36 matching lines @@
     "//base/test:run_all_unittests",
     "//base/test:run_all_unittests",
     "//testing/gtest",
     "//ui/gfx/geometry",
   ]
 }
 
 if (is_android) {
   # TODO(brettw) gfx_jni_headers
 }