Remove GYP files.

third_party/sudden_motion_sensor/sudden_motion_sensor.gyp

Index: third_party/sudden_motion_sensor/sudden_motion_sensor.gyp
diff --git a/third_party/sudden_motion_sensor/sudden_motion_sensor.gyp b/third_party/sudden_motion_sensor/sudden_motion_sensor.gyp
deleted file mode 100644
index 897421b82532c6f1eae7a47aa49f2643546b5394..0000000000000000000000000000000000000000
--- a/third_party/sudden_motion_sensor/sudden_motion_sensor.gyp
+++ /dev/null
@@ -1,19 +0,0 @@
-# Copyright (c) 2012 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': [
-    {
-      'target_name': 'sudden_motion_sensor',
-      'type': 'static_library',
-      'dependencies': [
-        '<(DEPTH)/base/base.gyp:base',
-      ],
-      'sources': [
-        'sudden_motion_sensor_mac.cc',
-        'sudden_motion_sensor_mac.h',
-      ],
-    },
-  ],
-}