build: On Android, disable LTO for specific targets only when targeting GCC.

build/android/disable_lto.gypi

Index: build/android/disable_lto.gypi
diff --git a/build/android/disable_lto.gypi b/build/android/disable_lto.gypi
deleted file mode 100644
index e379cfd3199ae1f6fe0a6fd6e7d1782b7e205954..0000000000000000000000000000000000000000
--- a/build/android/disable_lto.gypi
+++ /dev/null
@@ -1,20 +0,0 @@
-# Copyright (c) 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.
-
-# This file is meant to be included to disable LTO on a target.
-
-{
-  'target_conditions': [
-    ['_toolset=="target"', {
-      'conditions': [
-        ['OS=="android" and (use_lto==1 or use_lto_o2==1)', {
-          'cflags!': [
-            '-flto',
-            '-ffat-lto-objects',
-          ],
-        }],
-      ],
-    }],
-  ],
-}