Removed webui_generator and new OOBE UI placeholder.

ui/oobe/BUILD.gn

Index: ui/oobe/BUILD.gn
diff --git a/ui/oobe/BUILD.gn b/ui/oobe/BUILD.gn
deleted file mode 100644
index fb6def9e7f20227a72f5cccd2e1f47a69365617d..0000000000000000000000000000000000000000
--- a/ui/oobe/BUILD.gn
+++ /dev/null
@@ -1,48 +0,0 @@
-# Copyright 2015 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("//components/webui_generator/generator/wug.gni")
-import("//tools/grit/grit_rule.gni")
-
-wug("oobe_wug_generated") {
-  source = "declarations/oobe.json"
-}
-
-grit("resources") {
-  source = "oobe_resources.grd"
-  outputs = [
-    "grit/oobe_resources.h",
-    "grit/oobe_resources_map.cc",
-    "grit/oobe_resources_map.h",
-    "oobe_resources.pak",
-    "oobe_resources.rc",
-  ]
-}
-
-group("oobe_gen") {
-  public_deps = [
-    ":oobe_wug_generated",
-    "//components/webui_generator",
-  ]
-}
-
-component("oobe") {
-  sources = [
-    "oobe_export.h",
-    "oobe_md_ui.cc",
-    "oobe_md_ui.h",
-  ]
-
-  defines = [ "OOBE_IMPLEMENTATION" ]
-
-  deps = [
-    "//base",
-    ":resources",
-    ":oobe_gen",
-  ]
-
-  public_deps = [
-    "//content/public/browser",
-  ]
-}