Linux: Build with xcb (Reland)

build/config/linux/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/linux/pkg_config.gni")
 import("//build/config/ui.gni")
 
 group("linux") {
   visibility = [ "//:optimize_gn_gen" ]
 }
@@ skipping 19 matching lines @@
 }
 
 config("fontconfig") {
   visibility = [ "//build/linux:fontconfig" ]
   libs = [ "fontconfig" ]
 }
 
 config("x11") {
   libs = [
     "X11",
+    "X11-xcb",
+    "xcb",
     "Xcomposite",
     "Xcursor",
     "Xdamage",
     "Xext",
     "Xfixes",
     "Xi",
     "Xrender",
     "Xtst",
   ]
 }
 
+config("x11-xcb") {
+  libs = [ "X11-xcb" ]
+}
+
+config("xcb") {
+  libs = [ "xcb" ]
+}
+
 config("xcomposite") {
   libs = [ "Xcomposite" ]
 }
 
 config("xext") {
   libs = [ "Xext" ]
 }
 
 config("xrandr") {
   libs = [ "Xrandr" ]
@@ skipping 26 matching lines @@
 if (use_glib) {
   pkg_config("glib") {
     packages = [
       "glib-2.0",
       "gmodule-2.0",
       "gobject-2.0",
       "gthread-2.0",
     ]
   }
 }