Remove GYP files from components.

components/google.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: //components/google/core/browser
-      'target_name': 'google_core_browser',
-      'type': 'static_library',
-      'dependencies': [
-        '../base/base.gyp:base',
-        '../net/net.gyp:net',
-        '../url/url.gyp:url_lib',
-        'components_strings.gyp:components_strings',
-        'data_use_measurement_core',
-        'keyed_service_core',
-        'pref_registry',
-        'url_formatter/url_formatter.gyp:url_formatter',
-      ],
-      'include_dirs': [
-        '..',
-      ],
-      'sources': [
-        # Note: sources duplicated in GN build.
-        'google/core/browser/google_pref_names.cc',
-        'google/core/browser/google_pref_names.h',
-        'google/core/browser/google_switches.cc',
-        'google/core/browser/google_switches.h',
-        'google/core/browser/google_url_tracker.cc',
-        'google/core/browser/google_url_tracker.h',
-        'google/core/browser/google_url_tracker_client.cc',
-        'google/core/browser/google_url_tracker_client.h',
-        'google/core/browser/google_util.cc',
-        'google/core/browser/google_util.h',
-      ],
-    },
-  ],
-}