remove a dead list.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@65127 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/DeclObjC.cpp b/lib/AST/DeclObjC.cpp
index 1651df9..5b59af9 100644
--- a/lib/AST/DeclObjC.cpp
+++ b/lib/AST/DeclObjC.cpp
@@ -106,8 +106,7 @@
 }
 
 void ObjCProtocolDecl::Destroy(ASTContext &C) {
-  delete [] PropertyDecl;
-  PropertyDecl = 0;
+  ReferencedProtocols.clear();
   ObjCContainerDecl::Destroy(C);
 }