Reflection: Don't accidentally copy or assign TypeRefBuilders and ReflectionContexts, NFC

Author: slavapestov

include/swift/Reflection/ReflectionContext.h

@@ -94,7 +94,8 @@ class ReflectionContext
   explicit ReflectionContext(std::shared_ptr<MemoryReader> reader)
     : super(std::move(reader)) {}
 
-  ReflectionContext(const ReflectionContext&) = delete;
+  ReflectionContext(const ReflectionContext &other) = delete;
+  ReflectionContext &operator=(const ReflectionContext &other) = delete;
 
   MemoryReader &getReader() {
     return *this->Reader;

include/swift/Reflection/TypeRefBuilder.h

@@ -69,6 +69,11 @@ class TypeRefBuilder {
 public:
   using Type = const TypeRef *;
 
+  TypeRefBuilder() {}
+
+  TypeRefBuilder(const TypeRefBuilder &other) = delete;
+  TypeRefBuilder &operator=(const TypeRefBuilder &other) = delete;
+
 private:
   std::vector<std::unique_ptr<const TypeRef>> TypeRefPool;