Remove dead code. Fixes pr20544.

llvm-svn: 215243
diff --git a/llvm/unittests/Support/Path.cpp b/llvm/unittests/Support/Path.cpp
index bb1428f..9c15640 100644
--- a/llvm/unittests/Support/Path.cpp
+++ b/llvm/unittests/Support/Path.cpp
@@ -640,22 +640,22 @@
   SmallString<64> Path5("\\a");
   SmallString<64> Path6("a\\");
 
-  ASSERT_NO_ERROR(fs::normalize_separators(Path1));
+  path::native(Path1);
   EXPECT_PATH_IS(Path1, "a", "a");
 
-  ASSERT_NO_ERROR(fs::normalize_separators(Path2));
+  path::native(Path2);
   EXPECT_PATH_IS(Path2, "a/b", "a/b");
 
-  ASSERT_NO_ERROR(fs::normalize_separators(Path3));
+  path::native(Path3);
   EXPECT_PATH_IS(Path3, "a\\b", "a/b");
 
-  ASSERT_NO_ERROR(fs::normalize_separators(Path4));
+  path::native(Path4);
   EXPECT_PATH_IS(Path4, "a\\\\b", "a\\\\b");
 
-  ASSERT_NO_ERROR(fs::normalize_separators(Path5));
+  path::native(Path5);
   EXPECT_PATH_IS(Path5, "\\a", "/a");
 
-  ASSERT_NO_ERROR(fs::normalize_separators(Path6));
+  path::native(Path6);
   EXPECT_PATH_IS(Path6, "a\\", "a/");
 
 #undef EXPECT_PATH_IS