Address more TOOD(GYP) in GN build.

storage/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.
 
 # GYP version: storage/storage_browser.gyp:storage
 component("browser") {
   output_name = "storage_browser"
   sources = [
     "blob/blob_async_builder_host.cc",
     "blob/blob_async_builder_host.h",
@@ skipping 183 matching lines @@
   deps = [
     "//base",
     "//base:i18n",
     "//base/third_party/dynamic_annotations",
     "//net",
     "//sql",
     "//third_party/leveldatabase",
     "//third_party/sqlite",
     "//url",
   ]
-
-  # TODO(GYP) support chrome_multiple_dll
-  #['chrome_multiple_dll!=1', {
-  #  'dependencies': [
-  #    '<(DEPTH)/third_party/WebKit/public/blink.gyp:blink',
-  #  ],
-  #}],
 }
 
 executable("dump_file_system") {
   sources = [
     "fileapi/dump_file_system.cc",
   ]
 
   deps = [
     ":browser",
     "//base",
     "//build/config/sanitizers:deps",
     "//build/win:default_exe_manifest",
     "//storage/common",
   ]
 }