MD Settings: break SettingsPageUIHandler to its own file

chrome/browser/ui/webui/settings/settings_page_ui_handler.cc

Index: chrome/browser/ui/webui/settings/settings_page_ui_handler.cc
diff --git a/chrome/browser/ui/webui/settings/settings_page_ui_handler.cc b/chrome/browser/ui/webui/settings/settings_page_ui_handler.cc
new file mode 100644
index 0000000000000000000000000000000000000000..cee0d6940a98797a7aa5b9c433f9579bfe0aa27e
--- /dev/null
+++ b/chrome/browser/ui/webui/settings/settings_page_ui_handler.cc
@@ -0,0 +1,33 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.

[dpapad, 2016/03/10 18:04:47]

Nit: 2016?

[Dan Beam, 2016/03/11 06:38:01]

Done.

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/ui/webui/settings/settings_page_ui_handler.h"
+
+#include "content/public/browser/web_ui.h"
+
+namespace settings {
+
+SettingsPageUIHandler::SettingsPageUIHandler() {}
+
+SettingsPageUIHandler::~SettingsPageUIHandler() {}
+
+void SettingsPageUIHandler::ResolveJavascriptCallback(
+    const base::Value& callback_id,
+    const base::Value& response) {
+  // cr.webUIResponse is a global JS function exposed from cr.js.
+  web_ui()->CallJavascriptFunction(
+      "cr.webUIResponse", callback_id,
+      base::FundamentalValue(true), response);
+}
+
+void SettingsPageUIHandler::RejectJavascriptCallback(
+    const base::Value& callback_id,
+    const base::Value& response) {
+  // cr.webUIResponse is a global JS function exposed from cr.js.
+  web_ui()->CallJavascriptFunction(
+      "cr.webUIResponse", callback_id,
+      base::FundamentalValue(false), response);
+}
+
+}  // namespace settings