Launches a privileged utility process.

content/browser/utility_process_host_impl.cc

Index: content/browser/utility_process_host_impl.cc
diff --git a/content/browser/utility_process_host_impl.cc b/content/browser/utility_process_host_impl.cc
index f2b3bc31deeaa3ff2b0fe94726a0309ce4e6c8d3..38a14bdc3c9788bffb64d845f18cc2c82622a41e 100644
--- a/content/browser/utility_process_host_impl.cc
+++ b/content/browser/utility_process_host_impl.cc
@@ -73,6 +73,9 @@ UtilityProcessHostImpl::UtilityProcessHostImpl(
       is_batch_mode_(false),
       is_mdns_enabled_(false),
       no_sandbox_(false),
+#if defined(OS_WIN)
+      run_elevated_(false),
+#endif
 #if defined(OS_LINUX)
       child_flags_(ChildProcessHost::CHILD_ALLOW_SELF),
 #else
@@ -120,6 +123,13 @@ void UtilityProcessHostImpl::DisableSandbox() {
   no_sandbox_ = true;
 }
 
+#if defined(OS_WIN)
+void UtilityProcessHostImpl::ElevatePrivileges() {
+  no_sandbox_ = true;
+  run_elevated_ = true;
+}
+#endif
+
 void UtilityProcessHostImpl::EnableZygote() {
   use_linux_zygote_ = true;
 }
@@ -222,6 +232,14 @@ bool UtilityProcessHostImpl::StartProcess() {
     use_zygote = !no_sandbox_ && use_linux_zygote_;
 #endif
 
+#if defined(OS_WIN)
+    // If launching elevated in windows, launch there and return.
+    if (run_elevated_) {
+      process_->LaunchElevated(cmd_line);
+      return true;
+    }
+#endif
+
     process_->Launch(
 #if defined(OS_WIN)
         new UtilitySandboxedProcessLauncherDelegate(exposed_dir_),