Revert of Media Router GYP/GN cleanup

chrome/common/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("//tools/grit/grit_rule.gni")
 
 gypi_values = exec_script("//build/gypi_to_gn.py",
                           [ rebase_path("../chrome_common.gypi") ],
                           "scope",
                           [ "../chrome_common.gypi" ])
@@ skipping 92 matching lines @@
                            "//chrome")
     deps += [
       "//device/usb",
       "//chrome/common/extensions/api",
       "//extensions/common",
       "//extensions/common/api",
       "//extensions:extensions_resources",
       "//extensions/strings",
       "//media/cast:net",
     ]
+    if (enable_media_router) {
+      defines += [ "ENABLE_MEDIA_ROUTER=1" ]
+    }
     if (is_chromeos) {
       sources +=
           rebase_path(gypi_values.chrome_common_extensions_chromeos_sources,
                       ".",
                       "//chrome")
     }
   }
 
   if (is_win || is_mac) {
     sources +=
@@ skipping 110 matching lines @@
   }
   if (enable_configuration_policy) {
     deps += [ "//components/policy" ]
   }
 
   if (safe_browsing_mode == 1) {
     sources += rebase_path(gypi_values.chrome_common_full_safe_browsing_sources,
                            ".",
                            "//chrome")
   }
+  if (enable_media_router) {
+    defines += [ "ENABLE_MEDIA_ROUTER=1" ]
+  }
 }
 
 import("//chrome/version.gni")
 process_version("version") {
   visibility = [ ":common" ]
   template_file = "chrome_version_info_values.h.version"
   output = "$target_gen_dir/chrome_version_info_values.h"
 }
 
 process_version("make_chrome_version") {
@@ skipping 80 matching lines @@
     "mac/app_mode_chrome_locator.mm",
     "mac/app_mode_common.h",
     "mac/app_mode_common.mm",
   ]
 
   deps = [
     ":constants",
     "//base",
   ]
 }