[llvm] r313357 - Remove unneeded forward declaration. NFC

[Alexander Kornienko via llvm-commits]

Author: alexfh
Date: Fri Sep 15 04:45:57 2017
New Revision: 313357

URL: http://llvm.org/viewvc/llvm-project?rev=313357&view=rev
Log:
Remove unneeded forward declaration. NFC

Modified:
    llvm/trunk/include/llvm/Support/Program.h

Modified: llvm/trunk/include/llvm/Support/Program.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Support/Program.h?rev=313357&r1=313356&r2=313357&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Support/Program.h (original)
+++ llvm/trunk/include/llvm/Support/Program.h Fri Sep 15 04:45:57 2017
@@ -16,12 +16,11 @@
 
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/Optional.h"
+#include "llvm/ADT/StringRef.h"
 #include "llvm/Support/ErrorOr.h"
 #include <system_error>
 
 namespace llvm {
-class StringRef;
-
 namespace sys {
 
   /// This is the OS-specific separator for PATH like environment variables: