Split 'CookieOptions' out into a .h/.cc file.

net/cookies/cookie_options.cc

Index: net/cookies/cookie_options.cc
diff --git a/net/cookies/cookie_options.cc b/net/cookies/cookie_options.cc
new file mode 100644
index 0000000000000000000000000000000000000000..5cacb6bb77da7ff9fb609355cae23bf5f9f29a3c
--- /dev/null
+++ b/net/cookies/cookie_options.cc
@@ -0,0 +1,16 @@
+// Copyright (c) 2015 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.
+
+// Brought to you by number 42.
+
+#include "net/cookies/cookie_options.h"
+
+namespace net {
+
+CookieOptions::CookieOptions()
+    : exclude_httponly_(true),
+      include_first_party_only_(false),
+      server_time_() {}
+
+}  // namespace net