Create MediaRouterActionController and MediaRouterUIService

chrome/browser/media/router/BUILD.gn

Index: chrome/browser/media/router/BUILD.gn
diff --git a/chrome/browser/media/router/BUILD.gn b/chrome/browser/media/router/BUILD.gn
index c504b9b3c6974e6ff181a160ef569d2a9666e72d..a834df4ad63db9af6fd2df8189bc9f07a5b2f88b 100644
--- a/chrome/browser/media/router/BUILD.gn
+++ b/chrome/browser/media/router/BUILD.gn
@@ -67,6 +67,12 @@ static_library("router") {
       "//mojo/public/cpp/bindings",
     ]
     sources += [
+      # TODO(crbug.com/646627): Move media_router_ui_service* to
+      # chrome/browser/ui/.
+      "media_router_ui_service.cc",
+      "media_router_ui_service.h",
+      "media_router_ui_service_factory.cc",
+      "media_router_ui_service_factory.h",
       "mojo/media_route_provider_util_win.cc",
       "mojo/media_route_provider_util_win.h",
       "mojo/media_router_mojo_impl.cc",