Adds a flag to support "Virtual Time" to the blink scheduler

content/browser/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/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//content/browser/browser.gni")
 import("//media/media_options.gni")
 
@@ skipping 91 matching lines @@
               "$root_gen_dir/blink/grit/devtools_resources_map.h",
               "$root_gen_dir/content/browser/tracing/grit/tracing_resources.h",
               "$root_gen_dir/ui/resources/grit/webui_resources_map.cc",
             ],
             ".")
 
     # Non-iOS deps.
     deps += [
       "//cc",
       "//cc/surfaces",
+      "//components/scheduler:common",
       "//content/app/resources",
       "//content/app/strings",
       "//content/browser/devtools:gen_devtools_protocol_handler",
       "//content/browser/devtools:resources",
       "//content/common:mojo_bindings",
       "//content/public/common:mojo_bindings",
       "//device/bluetooth",
       "//gin",
       "//mojo/application/public/interfaces",
       "//mojo/common:url_type_converters",
@@ skipping 390 matching lines @@
 
   if (enable_webvr && is_android) {
     sources += [
       "vr/android/cardboard/cardboard_vr_device.cc",
       "vr/android/cardboard/cardboard_vr_device.h",
       "vr/android/cardboard/cardboard_vr_device_provider.cc",
       "vr/android/cardboard/cardboard_vr_device_provider.h",
     ]
   }
 }