Elevated install of recovery component (component update part)

chrome/browser/ui/startup/startup_browser_creator.cc

Index: chrome/browser/ui/startup/startup_browser_creator.cc
diff --git a/chrome/browser/ui/startup/startup_browser_creator.cc b/chrome/browser/ui/startup/startup_browser_creator.cc
index cc9a84beee35e5910e4388176ba4a622c49fae66..ad62fa921549bb5c0f974a897fefe3f48587028b 100644
--- a/chrome/browser/ui/startup/startup_browser_creator.cc
+++ b/chrome/browser/ui/startup/startup_browser_creator.cc
@@ -31,6 +31,7 @@
 #include "chrome/browser/auto_launch_trial.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
+#include "chrome/browser/component_updater/recovery_component_installer.h"
 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
 #include "chrome/browser/extensions/startup_helper.h"
 #include "chrome/browser/extensions/unpacked_installer.h"
@@ -507,6 +508,16 @@ bool StartupBrowserCreator::ProcessCmdLineImpl(
     return false;
   }
 
+  if (command_line.HasSwitch(switches::kInstallRecoveryComponent)) {
+    std::string recovery_version = command_line.GetSwitchValueASCII(
+        switches::kInstallRecoveryComponent);
+    silent_launch = true;
+    component_updater::InstallRecoveryComponentElevated(recovery_version);
+    // Nothing more to do after recovery, return false to stop launching and
+    // quit.
+    return false;
+  }
+
   if (command_line.HasSwitch(switches::kValidateCrx)) {
     if (!process_startup) {
       LOG(ERROR) << "chrome is already running; you must close all running "