Simplify and optimize FindCycles

test/errors/dependency_cycle.gyp

Index: test/errors/dependency_cycle.gyp
diff --git a/test/errors/dependency_cycle.gyp b/test/errors/dependency_cycle.gyp
new file mode 100644
index 0000000000000000000000000000000000000000..eef44bc9eb20e9e5d661feca7250e1bb41216bc3
--- /dev/null
+++ b/test/errors/dependency_cycle.gyp
@@ -0,0 +1,23 @@
+# Copyright 2014 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': 'target0',
+      'type': 'none',
+      'dependencies': [ 'target1' ],
+    },
+    {
+      'target_name': 'target1',
+      'type': 'none',
+      'dependencies': [ 'target2' ],
+    },
+    {
+      'target_name': 'target2',
+      'type': 'none',
+      'dependencies': [ 'target0' ],
+    },
+  ],
+}