Added two missing const qualifiers.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@156988 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/AST/ASTContext.h b/include/clang/AST/ASTContext.h
index a7d4543..d760e6d 100644
--- a/include/clang/AST/ASTContext.h
+++ b/include/clang/AST/ASTContext.h
@@ -1528,12 +1528,12 @@
   /// This routine adjusts the given parameter type @p T to the actual
   /// parameter type used by semantic analysis (C99 6.7.5.3p[7,8],
   /// C++ [dcl.fct]p3). The adjusted parameter type is returned.
-  QualType getAdjustedParameterType(QualType T);
+  QualType getAdjustedParameterType(QualType T) const;
   
   /// \brief Retrieve the parameter type as adjusted for use in the signature
   /// of a function, decaying array and function types and removing top-level
   /// cv-qualifiers.
-  QualType getSignatureParameterType(QualType T);
+  QualType getSignatureParameterType(QualType T) const;
   
   /// getArrayDecayedType - Return the properly qualified result of decaying the
   /// specified array type to a pointer.  This operation is non-trivial when
diff --git a/lib/AST/ASTContext.cpp b/lib/AST/ASTContext.cpp
index d80f5b8..a502833 100644
--- a/lib/AST/ASTContext.cpp
+++ b/lib/AST/ASTContext.cpp
@@ -3473,7 +3473,7 @@
                                               VAT->getBracketsRange()));
 }
 
-QualType ASTContext::getAdjustedParameterType(QualType T) {
+QualType ASTContext::getAdjustedParameterType(QualType T) const {
   // C99 6.7.5.3p7:
   //   A declaration of a parameter as "array of type" shall be
   //   adjusted to "qualified pointer to type", where the type
@@ -3492,7 +3492,7 @@
   return T;  
 }
 
-QualType ASTContext::getSignatureParameterType(QualType T) {
+QualType ASTContext::getSignatureParameterType(QualType T) const {
   T = getVariableArrayDecayedType(T);
   T = getAdjustedParameterType(T);
   return T.getUnqualifiedType();