GN: Make content_shell and webkit_unit_tests work in component build

sync/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("//build/config/features.gni")
 
 component("sync") {
   deps = [
     ":sync_core",
     "//sync/protocol",
@@ skipping 378 matching lines @@
     "util/logging.h",
     "util/nigori.cc",
     "util/nigori.h",
     "util/time.cc",
     "util/time.h",
   ]
 
   deps = [
     "//base",
     "//base:i18n",
+    "//base/third_party/dynamic_annotations",
     "//crypto",
     "//google_apis",
     "//net",
     "//sql",
     "//third_party/zlib",
     "//url",
     "//sync/protocol",
   ]
 
   if (is_chromeos) {
@@ skipping 359 matching lines @@
       "//base",
       "//base/test:test_support",
       "//net:test_support",
       "//testing/gtest",
       ":test_support_sync_testserver",
     ]
   }
 }
 
 #TODO(GYP): Need to port sync_android.gypi and Android test targets.