diff --git a/lldb/include/lldb/Symbol/ClangASTImporter.h b/lldb/include/lldb/Symbol/ClangASTImporter.h
index 10df7da893a8..dc6ce6b5b95b 100644
--- a/lldb/include/lldb/Symbol/ClangASTImporter.h
+++ b/lldb/include/lldb/Symbol/ClangASTImporter.h
@@ -278,6 +278,8 @@ private:
         
         clang::Decl *Imported (clang::Decl *from, clang::Decl *to);
         
+        clang::Decl *GetOriginalDecl (clang::Decl *To);
+        
         std::set<clang::NamedDecl *>   *m_decls_to_deport;
         std::set<clang::NamedDecl *>   *m_decls_already_deported;
         ClangASTImporter               &m_master;
diff --git a/lldb/source/Symbol/ClangASTImporter.cpp b/lldb/source/Symbol/ClangASTImporter.cpp
index 152949620450..afdca97ece27 100644
--- a/lldb/source/Symbol/ClangASTImporter.cpp
+++ b/lldb/source/Symbol/ClangASTImporter.cpp
@@ -716,3 +716,18 @@ ClangASTImporter::Minion::Imported (clang::Decl *from, clang::Decl *to)
     
     return clang::ASTImporter::Imported(from, to);
 }
+
+clang::Decl *ClangASTImporter::Minion::GetOriginalDecl (clang::Decl *To)
+{
+    ASTContextMetadataSP to_context_md = m_master.GetContextMetadata(&To->getASTContext());
+    
+    if (!to_context_md)
+        return NULL;
+    
+    OriginMap::iterator iter = to_context_md->m_origins.find(To);
+    
+    if (iter == to_context_md->m_origins.end())
+        return NULL;
+    
+    return const_cast<clang::Decl*>(iter->second.decl);
+}