Create favicon_url mirror in components/favicon.

components/favicon/core/favicon_url.cc

Index: components/favicon/core/favicon_url.cc
diff --git a/components/favicon/core/favicon_url.cc b/components/favicon/core/favicon_url.cc
new file mode 100644
index 0000000000000000000000000000000000000000..6957af6aeaade59b22de3bda387abf6eaa20c079
--- /dev/null
+++ b/components/favicon/core/favicon_url.cc
@@ -0,0 +1,21 @@
+// Copyright 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.
+
+#include "components/favicon/core/favicon_url.h"
+
+namespace favicon {
+
+FaviconURL::FaviconURL() : icon_type(favicon_base::INVALID_ICON) {
+}
+
+FaviconURL::FaviconURL(const GURL& url,
+                       favicon_base::IconType type,
+                       const std::vector<gfx::Size>& sizes)
+    : icon_url(url), icon_type(type), icon_sizes(sizes) {
+}
+
+FaviconURL::~FaviconURL() {
+}
+
+}  // namespace favicon