[ODRHash] Move into anonymous namespace. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@311286 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/AST/ODRHash.cpp b/lib/AST/ODRHash.cpp
index 121724a731..c968a55adf 100644
--- a/lib/AST/ODRHash.cpp
+++ b/lib/AST/ODRHash.cpp
@@ -199,6 +199,7 @@ unsigned ODRHash::CalculateHash() {
   return ID.ComputeHash();
 }
 
+namespace {
 // Process a Decl pointer.  Add* methods call back into ODRHash while Visit*
 // methods process the relevant parts of the Decl.
 class ODRDeclVisitor : public ConstDeclVisitor<ODRDeclVisitor> {
@@ -343,6 +344,7 @@ public:
     }
   }
 };
+} // namespace
 
 // Only allow a small portion of Decl's to be processed.  Remove this once
 // all Decl's can be handled.
@@ -420,6 +422,7 @@ void ODRHash::AddDecl(const Decl *D) {
   }
 }
 
+namespace {
 // Process a Type pointer.  Add* methods call back into ODRHash while Visit*
 // methods process the relevant parts of the Type.
 class ODRTypeVisitor : public TypeVisitor<ODRTypeVisitor> {
@@ -608,6 +611,7 @@ public:
     AddDecl(T->getDecl());
   }
 };
+} // namespace
 
 void ODRHash::AddType(const Type *T) {
   assert(T && "Expecting non-null pointer.");