Move device/core files to device/base directory.

device/serial/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")
 import("//mojo/public/tools/bindings/mojom.gni")
 
 # Library works only on desktop platforms.
 assert(is_win || is_linux || is_mac)
 
@@ skipping 25 matching lines @@
     "serial_io_handler_posix.h",
     "serial_io_handler_win.cc",
     "serial_io_handler_win.h",
   ]
 
   public_configs = [ ":platform_support" ]
 
   public_deps = [
     ":serial_mojo",
     "//base",
-    "//device/core",
+    "//device/base",
   ]
 
   deps = [
     "//mojo/public/cpp/system",
     "//net",
     "//third_party/re2",
   ]
 
   if (use_udev) {
     deps += [ "//device/udev_linux" ]
@@ skipping 28 matching lines @@
     ":serial",
     "//extensions:extensions_renderer_resources_grit",
   ]
 
   sources = [
     "serial.mojom",
   ]
 
   use_new_wrapper_types = false
 }