--- a/ipc/glue/GeckoChildProcessHost.cpp
+++ b/ipc/glue/GeckoChildProcessHost.cpp
@@ -274,26 +274,28 @@ GeckoChildProcessHost::PrepareLaunch()
 #if defined(MOZ_SANDBOX)
   // For other process types we can't rely on them being launched on main
   // thread and they may not have access to prefs in the child process, so allow
   // them to turn on logging via an environment variable.
   mEnableSandboxLogging = mEnableSandboxLogging
                           || !!PR_GetEnv("MOZ_SANDBOX_LOGGING");
 #endif
 #elif defined(XP_LINUX)
+#if defined(MOZ_CONTENT_SANDBOX)
   // Get and remember the path to the per-content-process tmpdir
   if (ShouldHaveDirectoryService()) {
     nsCOMPtr<nsIFile> contentTempDir;
     nsresult rv = NS_GetSpecialDirectory(NS_APP_CONTENT_PROCESS_TEMP_DIR,
-                                        getter_AddRefs(contentTempDir));
+                                         getter_AddRefs(contentTempDir));
     if (NS_SUCCEEDED(rv)) {
       contentTempDir->GetNativePath(mTmpDirName);
     }
   }
 #endif
+#endif
 }
 
 #ifdef XP_WIN
 void GeckoChildProcessHost::InitWindowsGroupID()
 {
   // On Win7+, pass the application user model to the child, so it can
   // register with it. This insures windows created by the container
   // properly group with the parent app on the Win7 taskbar.