Upstreaming review for Media Router Mojo interface.

chrome/browser/media/router/BUILD.gn

 # 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("//testing/test.gni")
+import("//third_party/mojo/src/mojo/public/tools/bindings/mojom.gni")
 
 source_set("router") {
   deps = [
     ":router_core",
     ":keyed_service_factories",
   ]
 }
 
 source_set("router_core") {
   deps = [
@@ skipping 43 matching lines @@
     "//testing/gtest",
   ]
   sources = [
     "media_route_unittest.cc",
     "media_sink_unittest.cc",
     "media_source_unittest.cc",
     "route_id_manager_unittest.cc",
   ]
 }
 
+mojom("mojo_bindings") {
+  sources = [
+    "media_router.mojom",
+  ]
+}
+
 # Optional standalone test binary, for faster isolated builds.
 test("unit_tests_main") {
   deps = [
     ":unit_tests",
     "//testing/gmock:gmock_main",
   ]
   sources = [
     ":unittest_files",
   ]
 }