Add more components tests to GN build.

components/visitedlink/renderer/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.
 
-if (!is_ios) {
-  static_library("renderer") {
-    output_name = "visitedlink_renderer"
-    sources = [
-      "visitedlink_slave.cc",
-      "visitedlink_slave.h",
-    ]
+assert(!is_ios)
 
-    deps = [
-      "//base",
-      "//content/public/common",
-      "//content/public/renderer",
-      "//third_party/WebKit/public:blink",
-    ]
-  }
+source_set("renderer") {
+  sources = [
+    "visitedlink_slave.cc",
+    "visitedlink_slave.h",
+  ]
+
+  deps = [
+    "//base",
+    "//content/public/common",
+    "//content/public/renderer",
+    "//third_party/WebKit/public:blink",
+  ]
 }