Mark TouchGetInfoPlatformFile as Flaky on Mac OS X.

base/platform_file_unittest.cc

Index: base/platform_file_unittest.cc
diff --git a/base/platform_file_unittest.cc b/base/platform_file_unittest.cc
index 35afdf843afb5560e00969927f53d4f6d013edc9..0bd4fb327e20727612e7a05a6027af270aa9e0ab 100644
--- a/base/platform_file_unittest.cc
+++ b/base/platform_file_unittest.cc
@@ -249,7 +249,13 @@ TEST(PlatformFile, TruncatePlatformFile) {
   base::ClosePlatformFile(file);
 }
 
-TEST(PlatformFile, TouchGetInfoPlatformFile) {
+#if defined(OS_MACOSX)
+// Flakily fails: http://crbug.com/86494
+#define MAYBE_TouchGetInfoPlatformFile FLAKY_TouchGetInfoPlatformFile
+#else
+#define MAYBE_TouchGetInfoPlatformFile TouchGetInfoPlatformFile
+#endif
+TEST(PlatformFile, MAYBE_TouchGetInfoPlatformFile) {
   ScopedTempDir temp_dir;
   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
   base::PlatformFile file = base::CreatePlatformFile(