Typo fix.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@45227 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Driver/clang.cpp b/Driver/clang.cpp
index 20900c2..1bb4a1a 100644
--- a/Driver/clang.cpp
+++ b/Driver/clang.cpp
@@ -940,8 +940,7 @@
 
 /// ProcessInputFile - Process a single input file with the specified state.
 ///
-static void ProcessInputFile(Preprocessor &PP, unsigned MainFileID,
-                             const std::string &InFile,
+static void ProcessInputFile(Preprocessor &PP, const std::string &InFile,
                              TextDiagnostics &OurDiagnosticClient) {
 
   ASTConsumer* Consumer = NULL;
@@ -1180,7 +1179,7 @@
       
       SourceMgr.setMainFileID(MainFileID);
 
-      ProcessInputFile(PP, MainFileID, InFile, *DiagClient);
+      ProcessInputFile(PP, InFile, *DiagClient);
       
       HeaderInfo.ClearFileInfo();