Move html_viewer from mojo/services to components.

components/html_viewer/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("//testing/test.gni")
 import("//third_party/mojo/src/mojo/public/mojo.gni")
 import("//third_party/mojo/src/mojo/public/mojo_application.gni")
 import("//tools/grit/repack.gni")
 
 # Repack this here.
 repack("unified_blink_resources") {
   sources = [
     "$root_gen_dir/blink/public/resources/blink_image_resources_100_percent.pak",
     "$root_gen_dir/blink/public/resources/blink_resources.pak",
   ]
   output = "$target_gen_dir/unified_blink_resources.pak"
   deps = [
     "//third_party/WebKit/public:image_resources",
     "//third_party/WebKit/public:resources",
   ]
 }
 
 action("generate_blink_resource_map") {
-  script = "//mojo/services/html_viewer/generate_blink_resource_map.py"
+  script = "//components/html_viewer/generate_blink_resource_map.py"
   args = [
     "--pak-file",
     rebase_path("$target_gen_dir/unified_blink_resources.pak"),
     "--header",
     rebase_path("$target_gen_dir/blink_resource_map.h"),
     "--cpp",
     rebase_path("$target_gen_dir/blink_resource_map.cc"),
   ]
   outputs = [
     "$target_gen_dir/blink_resource_map.cc",
@@ skipping 198 matching lines @@
   ]
 
   deps = [
     ":lib",
     ":html_viewer",
     "//mojo/application:test_support",
     "//net:test_support",
     "//testing/gtest",
   ]
 }