Minor const cleanup.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55160 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/ASTContext.cpp b/lib/AST/ASTContext.cpp
index 145a2e6..b8b1562 100644
--- a/lib/AST/ASTContext.cpp
+++ b/lib/AST/ASTContext.cpp
@@ -816,7 +816,7 @@
/// getFunctionType - Return a normal function type with a typed argument
/// list. isVariadic indicates whether the argument list includes '...'.
-QualType ASTContext::getFunctionType(QualType ResultTy, QualType *ArgArray,
+QualType ASTContext::getFunctionType(QualType ResultTy, const QualType *ArgArray,
unsigned NumArgs, bool isVariadic) {
// Unique functions, to guarantee there is only one function of a particular
// structure.