Revert r1745: "Add an option to prune targets"

test/prune_targets/test2.gyp

Index: test/prune_targets/test2.gyp
diff --git a/test/prune_targets/test2.gyp b/test/prune_targets/test2.gyp
deleted file mode 100644
index 16f0fd3290de9c439fd7ccd085ad6cd918014ab9..0000000000000000000000000000000000000000
--- a/test/prune_targets/test2.gyp
+++ /dev/null
@@ -1,30 +0,0 @@
-# Copyright (c) 2013 Google Inc. 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': 'lib1',
-      'type': 'static_library',
-      'sources': [ 'lib1.cc' ],
-      'dependencies': [ 'lib_indirect' ],
-    },
-    {
-      'target_name': 'lib2',
-      'type': 'static_library',
-      'sources': [ 'lib2.cc' ],
-      'dependencies': [ 'lib_indirect' ],
-    },
-    {
-      'target_name': 'lib3',
-      'type': 'static_library',
-      'sources': [ 'lib3.cc' ],
-    },
-    {
-      'target_name': 'lib_indirect',
-      'type': 'static_library',
-      'sources': [ 'lib_indirect.cc' ],
-    },
-  ],
-}