Add more components tests to GN build.

components/visitedlink/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.
 
-static_library("browser") {
-  output_name = "visitedlink_browser"
+source_set("browser") {
   sources = [
     "visitedlink_delegate.h",
     "visitedlink_event_listener.cc",
     "visitedlink_event_listener.h",
     "visitedlink_master.cc",
     "visitedlink_master.h",
   ]
 
   deps = [
     "//base",
     "//components/visitedlink/common",
     "//content/public/browser",
     "//content/public/common",
   ]
 }