[Doodle] Introduce a DoodleService

components/doodle/doodle_types.cc

+// Copyright 2017 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/doodle/doodle_types.h"
+
+namespace doodle {
+
+bool DoodleImage::operator==(const DoodleImage& other) const {
+  return url == other.url && height == other.height && width == other.width &&
+         is_animated_gif == other.is_animated_gif && is_cta == other.is_cta;
+}
+
+bool DoodleImage::operator!=(const DoodleImage& other) const {
+  return !(*this == other);
+}
+
+bool DoodleConfig::IsEquivalent(const DoodleConfig& other) const {
+  // Note: This compares all fields except for |expiry_date|, because that is
+  // computed as "now + time_to_live", so it'll never be exactly the same.

[fhorschig, 2017/02/27 17:44:07]

s/so/because? (or 'otherwise'?)

[Marc Treib, 2017/02/28 10:25:49]

"it" was supposed to refer to the expiry date. Reformulated to hopefully make it
clearer.

+  return doodle_type == other.doodle_type && alt_text == other.alt_text &&
+         interactive_html == other.interactive_html &&
+         search_url == other.search_url && target_url == other.target_url &&
+         fullpage_interactive_url == other.fullpage_interactive_url &&
+         large_image == other.large_image &&
+         large_cta_image == other.large_cta_image &&
+         transparent_large_image == other.transparent_large_image;
+}
+
+}  // namespace doodle