Remove all .gyp and .gypi files.

tools/android/ps_ext/ps_ext.gyp

Index: tools/android/ps_ext/ps_ext.gyp
diff --git a/tools/android/ps_ext/ps_ext.gyp b/tools/android/ps_ext/ps_ext.gyp
deleted file mode 100644
index f467d93cf0436340b0c2c65739a96ad7c6ec8d9c..0000000000000000000000000000000000000000
--- a/tools/android/ps_ext/ps_ext.gyp
+++ /dev/null
@@ -1,36 +0,0 @@
-# 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': [
-    {
-      'target_name': 'ps_ext-unstripped',
-      'type': 'executable',
-      'sources': [
-        'ps_ext.c',
-      ],
-    },
-    {
-      'target_name': 'ps_ext',
-      'type': 'none',
-      'dependencies': [
-        'ps_ext-unstripped',
-      ],
-      'actions': [
-        {
-          'action_name': 'strip_ps_ext',
-          'inputs': ['<(PRODUCT_DIR)/ps_ext-unstripped'],
-          'outputs': ['<(PRODUCT_DIR)/ps_ext'],
-          'action': [
-            '<(android_strip)',
-            '--strip-unneeded',
-            '<@(_inputs)',
-            '-o',
-            '<@(_outputs)',
-          ],
-        },
-      ],
-    },
-  ],
-}