Add static domain security state generator tool.

net/tools/domain_security_preload_generator/pinsets.cc

Index: net/tools/domain_security_preload_generator/pinsets.cc
diff --git a/net/tools/domain_security_preload_generator/pinsets.cc b/net/tools/domain_security_preload_generator/pinsets.cc
new file mode 100644
index 0000000000000000000000000000000000000000..c3ce5db814455d64acb14b458b2350bacc0a66ea
--- /dev/null
+++ b/net/tools/domain_security_preload_generator/pinsets.cc
@@ -0,0 +1,24 @@
+// Copyright (c) 2016 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.
+
+#include "net/tools/domain_security_preload_generator/pinsets.h"
+
+#include "net/tools/domain_security_preload_generator/spki_hash.h"
+
+namespace net {
+
+Pinsets::Pinsets() {}
+
+Pinsets::~Pinsets() {}
+
+void Pinsets::RegisterSPKIHash(base::StringPiece name, const SPKIHash& hash) {
+  spki_hashes_.insert(std::pair<std::string, SPKIHash>(name.as_string(), hash));
+}
+
+void Pinsets::RegisterPinset(std::unique_ptr<Pinset> pinset) {
+  pinsets_.insert(std::pair<std::string, std::unique_ptr<Pinset>>(
+      pinset->name(), std::move(pinset)));
+}
+
+}  // namespace net