Prettify output from chrome.fileSystem.getDisplayPath for POSIX profile directories

chrome/browser/extensions/api/file_system/file_system_apitest.cc

Index: chrome/browser/extensions/api/file_system/file_system_apitest.cc
diff --git a/chrome/browser/extensions/api/file_system/file_system_apitest.cc b/chrome/browser/extensions/api/file_system/file_system_apitest.cc
index 5ef2a7f28844d31c2865e37f953bf5af0e8f8fe4..bfd5a3708ceef70f5eacc57ed2c9ac919beaa49f 100644
--- a/chrome/browser/extensions/api/file_system/file_system_apitest.cc
+++ b/chrome/browser/extensions/api/file_system/file_system_apitest.cc
@@ -48,9 +48,14 @@ IN_PROC_BROWSER_TEST_F(FileSystemApiTest, FileSystemApiGetDisplayPath) {
       << message_;
 }
 
-#if defined(OS_WIN)
+#if defined(OS_WIN) || defined(OS_POSIX)
 IN_PROC_BROWSER_TEST_F(FileSystemApiTest, FileSystemApiGetDisplayPathPrettify) {
-  ASSERT_TRUE(PathService::OverrideAndCreateIfNeeded(base::DIR_PROFILE,
+#if defined(OS_WIN)
+  int override = base::DIR_PROFILE;
+#elif defined(OS_POSIX)
+  int override = base::DIR_HOME;
+#endif
+  ASSERT_TRUE(PathService::OverrideAndCreateIfNeeded(override,
       test_root_folder_, false));
 
   FilePath test_file = test_root_folder_.AppendASCII("gold.txt");