Do not check result of SetAlternateDesktop

chrome/service/service_utility_process_host.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/service/service_utility_process_host.h"
 
 #include <stdint.h>
 
 #include <queue>
 
@@ skipping 49 matching lines @@
                             SERVICE_UTILITY_EVENT_MAX);
 }
 
 // NOTE: changes to this class need to be reviewed by the security team.
 class ServiceSandboxedProcessLauncherDelegate
     : public content::SandboxedProcessLauncherDelegate {
  public:
   ServiceSandboxedProcessLauncherDelegate() {}
 
   bool PreSpawnTarget(sandbox::TargetPolicy* policy) override {
-    // Service process may run as windows service and it fails to create a
-    // window station.
-    return policy->SetAlternateDesktop(false) == sandbox::SBOX_ALL_OK;
+    // Ignore result of SetAlternateDesktop. Service process may run as windows
+    // service and it fails to create a window station.
+    base::IgnoreResult(policy->SetAlternateDesktop(false));
+    return true;
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ServiceSandboxedProcessLauncherDelegate);
 };
 
 }  // namespace
 
 class ServiceUtilityProcessHost::PdfToEmfState {
  public:
@@ skipping 335 matching lines @@
     return false;
   }
   printing::Emf emf;
   if (!emf.InitFromData(data.data(), data.size())) {
     OnRenderPDFPagesToMetafileDone(false);
     return false;
   }
   OnRenderPDFPagesToMetafilePageDone(scale_factor, emf);
   return true;
 }