Replace cases of Append(FILE_PATH_LITERAL()) with AppendASCII("").

net/disk_cache/disk_cache_perftest.cc

Index: net/disk_cache/disk_cache_perftest.cc
diff --git a/net/disk_cache/disk_cache_perftest.cc b/net/disk_cache/disk_cache_perftest.cc
index 08d0374f00781258873b9639b2d79794aac33be6..0a869b259dea2503b7b7c73e9a7d98ee45fe077d 100644
--- a/net/disk_cache/disk_cache_perftest.cc
+++ b/net/disk_cache/disk_cache_perftest.cc
@@ -176,15 +176,15 @@ TEST_F(DiskCacheTest, CacheBackendPerformance) {
   FilePath path = FilePath::FromWStringHack(path_wstring);
 
   ASSERT_TRUE(file_util::EvictFileFromSystemCache(
-              path.Append(FILE_PATH_LITERAL("index"))));
+              path.AppendASCII("index")));
   ASSERT_TRUE(file_util::EvictFileFromSystemCache(
-              path.Append(FILE_PATH_LITERAL("data_0"))));
+              path.AppendASCII("data_0")));
   ASSERT_TRUE(file_util::EvictFileFromSystemCache(
-              path.Append(FILE_PATH_LITERAL("data_1"))));
+              path.AppendASCII("data_1")));
   ASSERT_TRUE(file_util::EvictFileFromSystemCache(
-              path.Append(FILE_PATH_LITERAL("data_2"))));
+              path.AppendASCII("data_2")));
   ASSERT_TRUE(file_util::EvictFileFromSystemCache(
-              path.Append(FILE_PATH_LITERAL("data_3"))));
+              path.AppendASCII("data_3")));
 
   cache = disk_cache::CreateCacheBackend(path_wstring, false, 0);
   ASSERT_TRUE(NULL != cache);