[TimeZoneMonitor] Decouple renderer side impl from content to blink.

media/blink/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("//media/media_options.gni")
 import("//testing/test.gni")
 
 component("blink") {
   output_name = "media_blink"
 
@@ skipping 92 matching lines @@
   deps = [
     ":blink",
     "//base",
     "//base/test:test_support",
     "//cc",
     "//cc/blink",
     "//gin",
     "//media",
     "//media:shared_memory_support",
     "//media/base:test_support",
+    "//mojo/edk/system",
     "//net",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/WebKit/public:blink",
     "//third_party/WebKit/public:test_support",
     "//ui/gfx:test_support",
     "//ui/gfx/geometry",
     "//url",
   ]
 
@@ skipping 24 matching lines @@
   ]
 
   if (is_android) {
     deps += [
       "//media/base/android",
       "//media/base/android:media_java",
       "//v8:v8_external_startup_data_assets",
     ]
   }
 }