linux_aura: Turn it on again.

chrome/browser/extensions/extension_startup_browsertest.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 <vector>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/path_service.h"
@@ skipping 151 matching lines @@
     enable_extensions_ = true;
   }
 };
 
 IN_PROC_BROWSER_TEST_F(ExtensionsStartupTest, Test) {
   WaitForServicesToStart(num_expected_extensions_, true);
   TestInjection(true, true);
 }
 
 // Sometimes times out on Mac.  http://crbug.com/48151
-#if defined(OS_MACOSX)
+//
+// TODO(erg): linux_aura bringup: http://crbug.com/163931
+#if defined(OS_MACOSX) || (defined(OS_LINUX) && !defined(OS_CHROMEOS) && defined(USE_AURA))
 #define MAYBE_NoFileAccess DISABLED_NoFileAccess
 #else
 #define MAYBE_NoFileAccess NoFileAccess
 #endif
 // Tests that disallowing file access on an extension prevents it from injecting
 // script into a page with a file URL.
 IN_PROC_BROWSER_TEST_F(ExtensionsStartupTest, MAYBE_NoFileAccess) {
   WaitForServicesToStart(num_expected_extensions_, true);
 
   // Keep a separate list of extensions for which to disable file access, since
@@ skipping 86 matching lines @@
         .AppendASCII("extensions")
         .AppendASCII("app2");
     load_extensions_.push_back(fourth_extension_path.value());
   }
 };
 
 IN_PROC_BROWSER_TEST_F(ExtensionsLoadMultipleTest, Test) {
   WaitForServicesToStart(4, true);
   TestInjection(true, true);
 }