Added the chrome://safe-browsing/ page as part of the chrome://about

chrome/browser/ui/webui/safe_browsing_ui.h

Index: chrome/browser/ui/webui/safe_browsing_ui.h
diff --git a/chrome/browser/ui/webui/safe_browsing_ui.h b/chrome/browser/ui/webui/safe_browsing_ui.h
new file mode 100644
index 0000000000000000000000000000000000000000..f3bac0fcf6268b09d02406a969111840d236ead6
--- /dev/null
+++ b/chrome/browser/ui/webui/safe_browsing_ui.h
@@ -0,0 +1,23 @@
+// Copyright (c) 2017 The Chromium Authors. All rights reserved.

[Peter Kasting, 2017/06/19 21:06:47]

Nit: No (c); see
https://chromium.googlesource.com/chromium/src/+/master/styleguide/c++/c++.md...
.  Also applies in .cc file.

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_UI_WEBUI_SAFE_BROWSING_UI_H_
+#define CHROME_BROWSER_UI_WEBUI_SAFE_BROWSING_UI_H_
+
+#include "base/macros.h"
+#include "content/public/browser/url_data_source.h"
+#include "content/public/browser/web_ui_controller.h"
+#include "ui/base/layout.h"

[Peter Kasting, 2017/06/19 21:06:47]

Nit: It looks like at least url_data_source.h and layout.h are not used by this
header and can be removed.

+
+// The WebUI for chrome://safe-browsing

[Peter Kasting, 2017/06/19 21:06:47]

Nit: Trailing period on comments

+class SafeBrowsingUI : public content::WebUIController {
+ public:
+  explicit SafeBrowsingUI(content::WebUI* web_ui);
+  ~SafeBrowsingUI() override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(SafeBrowsingUI);
+};
+
+#endif  // CHROME_BROWSER_UI_WEBUI_SAFE_BROWSING_UI_H_