Implement support for C++ nested-name-specifiers ('foo::bar::x') in the Parser side.
No Sema functionality change, just the signatures of the Action/Sema methods.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@58913 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Parse/MinimalAction.cpp b/lib/Parse/MinimalAction.cpp
index 2fec359..58e391e 100644
--- a/lib/Parse/MinimalAction.cpp
+++ b/lib/Parse/MinimalAction.cpp
@@ -55,8 +55,11 @@
 /// isTypeName - This looks at the IdentifierInfo::FETokenInfo field to
 /// determine whether the name is a type name (objc class name or typedef) or
 /// not in this scope.
+///
+/// FIXME: Use the passed CXXScopeSpec for accurate C++ type checking.
 Action::TypeTy *
-MinimalAction::isTypeName(const IdentifierInfo &II, Scope *S) {
+MinimalAction::isTypeName(const IdentifierInfo &II, Scope *S,
+                          const CXXScopeSpec *SS) {
   if (TypeNameInfo *TI = II.getFETokenInfo<TypeNameInfo>())
     if (TI->isTypeName)
       return TI;
@@ -65,7 +68,8 @@
 
 /// isCurrentClassName - Always returns false, because MinimalAction
 /// does not support C++ classes with constructors.
-bool MinimalAction::isCurrentClassName(const IdentifierInfo &, Scope *) {
+bool MinimalAction::isCurrentClassName(const IdentifierInfo &, Scope *,
+                                       const CXXScopeSpec *) {
   return false;
 }