[arcmt] Try fixing test/ARCMT/migrate.m for windows hosts.

llvm-svn: 134875
diff --git a/clang/lib/ARCMigrate/FileRemapper.cpp b/clang/lib/ARCMigrate/FileRemapper.cpp
index c1dbe92..df2e3b8 100644
--- a/clang/lib/ARCMigrate/FileRemapper.cpp
+++ b/clang/lib/ARCMigrate/FileRemapper.cpp
@@ -112,7 +112,8 @@
 
   std::string errMsg;
   std::string infoFile = getRemapInfoFile(outputDir);
-  llvm::raw_fd_ostream infoOut(infoFile.c_str(), errMsg);
+  llvm::raw_fd_ostream infoOut(infoFile.c_str(), errMsg,
+                               llvm::raw_fd_ostream::F_Binary);
   if (!errMsg.empty() || infoOut.has_error())
     return report(errMsg, Diag);