Don't use PathV1.h in cc1as_main.cpp.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@184938 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/driver/cc1as_main.cpp b/tools/driver/cc1as_main.cpp
index 08d61ac..1f3c1d6 100644
--- a/tools/driver/cc1as_main.cpp
+++ b/tools/driver/cc1as_main.cpp
@@ -40,12 +40,12 @@
 #include "llvm/Option/OptTable.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/FileSystem.h"
 #include "llvm/Support/FormattedStream.h"
 #include "llvm/Support/Host.h"
 #include "llvm/Support/ManagedStatic.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/Path.h"
-#include "llvm/Support/PathV1.h"
 #include "llvm/Support/PrettyStackTrace.h"
 #include "llvm/Support/Signals.h"
 #include "llvm/Support/SourceMgr.h"
@@ -382,7 +382,7 @@
 
   // Delete output on errors.
   if (!Success && Opts.OutputPath != "-")
-    sys::Path(Opts.OutputPath).eraseFromDisk();
+    sys::fs::remove(Opts.OutputPath);
 
   return Success;
 }