MD Settings: About page, implementing detailed build info.

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

 // Copyright 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 "chrome/browser/ui/webui/settings/about_handler.h"
 
 #include <stddef.h>
 
 #include <string>
 
@@ skipping 278 matching lines @@
       IDS_ABOUT_CROS_VERSION_LICENSE,
       base::ASCIIToUTF16(chrome::kChromeUIOSCreditsURL));
   html_source->AddString("aboutProductOsLicense", os_license);
 
   html_source->AddBoolean("aboutCanChangeChannel", CanChangeChannel(profile));
   html_source->AddBoolean("aboutEnterpriseManaged", IsEnterpriseManaged());
 
   base::Time build_time = base::SysInfo::GetLsbReleaseTime();
   base::string16 build_date = base::TimeFormatFriendlyDate(build_time);
   html_source->AddString("aboutBuildDate", build_date);
+
+  base::CommandLine::StringType command_line =
+      base::CommandLine::ForCurrentProcess()->GetCommandLineString();
+  html_source->AddString("aboutCommandLine", command_line);
+
+  html_source->AddString("aboutUserAgent", GetUserAgent());
+  html_source->AddString("aboutJsEngineVersion", v8::V8::GetVersion());
+  html_source->AddString("aboutBlinkVersion", content::GetWebKitVersion());
 #endif
 
   return new AboutHandler();
 }
 
 void AboutHandler::RegisterMessages() {
   web_ui()->RegisterMessageCallback(
       "refreshUpdateStatus",
       base::Bind(&AboutHandler::HandleRefreshUpdateStatus,
                  base::Unretained(this)));
@@ skipping 324 matching lines @@
   std::string url = std::string("chrome://") + chrome::kChromeOSAssetHost +
                     "/" + path.MaybeAsASCII();
   regulatory_info->SetString("url", url);
 
   ResolveJavascriptCallback(base::StringValue(callback_id), *regulatory_info);
 }
 
 #endif  // defined(OS_CHROMEOS)
 
 }  // namespace settings