Make *some* version of the Win GN build work.

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.
 
 # This is the root build file for GN. GN will start processing by loading this
 # file, and recursively load all dependencies until all dependencies are either
 # resolved or known not to exist (which will cause the build to fail). So if
 # you add a new build file, there must be some path of dependencies from this
 # file to your new one or GN won't know about it.
 
@@ skipping 237 matching lines @@
       "//ui/ozone/demo",
     ]
   }
 
   # Non-mobile builds.
   if (!is_android && !is_ios) {
     deps += [
       "//device/usb",
     ]
   }
+
+  if (is_win) {
+    # TODO(GYP): Make these work.
+    deps -= [
+      "//apps",
+      "//ash",
+      "//chrome/browser",
+      "//chrome/browser/devtools",
+      "//chrome/common",
+      "//chrome/plugin",
+      "//chrome/renderer",
+      "//chrome/utility",
+      "//components:all_components",
+      "//cc",
+      "//cc/blink",
+      "//content",
+      "//content/shell:content_shell",
+      "//content/test:test_support",
+      "//device/bluetooth",
+      "//extensions/browser",
+      "//extensions/common",
+      "//extensions/common/api",
+      "//extensions/renderer",
+      "//gpu",
+      "//google_apis",
+      "//google_apis/gcm",
+      "//jingle:notifier",
+      "//media",
+      "//media/blink",
+      "//media/cast",
+      "//media/mojo",
+      "//mojo",
+      "//pdf",
+      "//ppapi:ppapi_c",
+      "//printing",
+      "//remoting/client/plugin",
+      "//sandbox",
+      "//storage/browser",
+      "//sync",
+      "//third_party/WebKit/public:all_blink",
+      "//third_party/angle:translator",
+      "//third_party/leveldatabase",
+      "//third_party/libjingle",
+      "//third_party/usrsctp",
+      "//third_party/webrtc",
+      "//ui/accessibility",
+      "//ui/app_list",
+      "//ui/aura",
+      "//ui/base",
+      "//ui/display",
+      "//ui/events",
+      "//ui/gfx",
+      "//ui/gl",
+      "//ui/keyboard",
+      "//ui/native_theme",
+      "//ui/snapshot",
+      "//ui/surface",
+      "//ui/views",
+      "//ui/views/controls/webview",
+      "//ui/web_dialogs",
+      "//ui/wm",
+    ]
+  }
 }