Remove some global UI defines

build/config/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/allocator.gni")
 import("//build/config/chrome_build.gni")
 import("//build/config/chromecast_build.gni")
 import("//build/config/crypto.gni")
 import("//build/config/dcheck_always_on.gni")
 import("//build/config/features.gni")
@@ skipping 82 matching lines @@
   }
   if (use_aura) {
     defines += [ "USE_AURA=1" ]
   }
   if (use_pango) {
     defines += [ "USE_PANGO=1" ]
   }
   if (use_cairo) {
     defines += [ "USE_CAIRO=1" ]
   }
-  if (use_clipboard_aurax11) {
-    defines += [ "USE_CLIPBOARD_AURAX11=1" ]
-  }
-  if (use_default_render_theme) {
-    defines += [ "USE_DEFAULT_RENDER_THEME=1" ]
-  }
   if (use_glib) {
     defines += [ "USE_GLIB=1" ]
   }
   if (use_openssl_certs) {
     defines += [ "USE_OPENSSL_CERTS=1" ]
   }
   if (use_nss_certs) {
     defines += [ "USE_NSS_CERTS=1" ]
   }
   if (use_ozone) {
@@ skipping 311 matching lines @@
       # file doesn't exist, no error will be generated (probably MS tested this
       # case but forgot the other one?). To reproduce this error, do a build,
       # then delete the precompile.c.obj file, then build again.
       cflags_c = [ "/wd4206" ]
     } else if (is_mac) {
       precompiled_header = "build/precompile.h"
       precompiled_source = "//build/precompile.h"
     }
   }
 }