[DevTools] Migrate chrome to devtools_discovery.

chrome/chrome_debugger.gypi

 # 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.
 
 {
   'targets': [
     {
       # GN version: //chrome/browser/devtools
       'target_name': 'debugger',
       'type': 'static_library',
@@ skipping 39 matching lines @@
             '../third_party/libusb/libusb.gyp:libusb',
             'chrome_resources.gyp:chrome_extra_resources',
             'chrome_resources.gyp:chrome_resources',
             'chrome_resources.gyp:chrome_strings',
             'chrome_resources.gyp:theme_resources',
             'common/extensions/api/api.gyp:chrome_api',
           ],
           'sources': [
             '<(SHARED_INTERMEDIATE_DIR)/chrome/grit/webrtc_device_provider_resources_map.cc',
             '<(SHARED_INTERMEDIATE_DIR)/chrome/grit/webrtc_device_provider_resources_map.h',
+            'browser/devtools/chrome_devtools_discovery_provider.cc',
+            'browser/devtools/chrome_devtools_discovery_provider.h',
             'browser/devtools/chrome_devtools_manager_delegate.cc',
             'browser/devtools/chrome_devtools_manager_delegate.h',
             'browser/devtools/device/adb/adb_client_socket.cc',
             'browser/devtools/device/adb/adb_client_socket.h',
             'browser/devtools/device/adb/adb_device_provider.cc',
             'browser/devtools/device/adb/adb_device_provider.h',
             'browser/devtools/device/android_device_info_query.cc',
             'browser/devtools/device/android_device_manager.cc',
             'browser/devtools/device/android_device_manager.h',
             'browser/devtools/device/android_web_socket.cc',
@@ skipping 45 matching lines @@
           'defines': [
             'DEBUG_DEVTOOLS=1',
            ],
         }],
       ],
       # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
       'msvs_disabled_warnings': [ 4267, ],
     },
   ],
 }