Update for llvm api change.

llvm-svn: 202055
diff --git a/clang-tools-extra/modularize/ModuleAssistant.cpp b/clang-tools-extra/modularize/ModuleAssistant.cpp
index 3a985c1..5be7f32 100644
--- a/clang-tools-extra/modularize/ModuleAssistant.cpp
+++ b/clang-tools-extra/modularize/ModuleAssistant.cpp
@@ -249,7 +249,7 @@
 
   // Set up module map output file.
   std::string Error;
-  llvm::tool_output_file Out(FilePath.c_str(), Error, llvm::sys::fs::F_None);
+  llvm::tool_output_file Out(FilePath.c_str(), Error, llvm::sys::fs::F_Text);
   if (!Error.empty()) {
     llvm::errs() << Argv0 << ": error opening " << FilePath << ":" << Error
                  << "\n";