Linux Sandbox: show Yama status in about:sandbox

chrome/browser/ui/webui/about_ui.cc

 // Copyright (c) 2012 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/about_ui.h"
 
 #include <algorithm>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 808 matching lines @@
                   IDS_ABOUT_SANDBOX_SUID_SANDBOX,
                   status & content::kSandboxLinuxSUID);
   AboutSandboxRow(&data, "&nbsp;&nbsp;", IDS_ABOUT_SANDBOX_PID_NAMESPACES,
                   status & content::kSandboxLinuxPIDNS);
   AboutSandboxRow(&data, "&nbsp;&nbsp;", IDS_ABOUT_SANDBOX_NET_NAMESPACES,
                   status & content::kSandboxLinuxNetNS);
   AboutSandboxRow(&data,
                   std::string(),
                   IDS_ABOUT_SANDBOX_SECCOMP_BPF_SANDBOX,
                   status & content::kSandboxLinuxSeccompBPF);
+  AboutSandboxRow(&data,
+                  std::string(),
+                  IDS_ABOUT_SANDBOX_YAMA_LSM,
+                  status & content::kSandboxLinuxYama);
 
   data.append("</table>");
 
   // The setuid sandbox is required as our first-layer sandbox.
   bool good_layer1 = status & content::kSandboxLinuxSUID &&
                      status & content::kSandboxLinuxPIDNS &&
                      status & content::kSandboxLinuxNetNS;
   // A second-layer sandbox is also required to be adequately sandboxed.
   bool good_layer2 = status & content::kSandboxLinuxSeccompBPF;
   bool good = good_layer1 && good_layer2;
@@ skipping 248 matching lines @@
   Profile* profile = Profile::FromWebUI(web_ui);
 
 #if defined(ENABLE_THEMES)
   // Set up the chrome://theme/ source.
   ThemeSource* theme = new ThemeSource(profile);
   content::URLDataSource::Add(profile, theme);
 #endif
 
   content::URLDataSource::Add(profile, new AboutUIHTMLSource(name, profile));
 }