Bug Fix: Template explicit instantiations should not have definitions (FixIts yet to be tested.)

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@184503 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Parse/ParseDecl.cpp b/lib/Parse/ParseDecl.cpp
index b3e8412..451bf95 100644
--- a/lib/Parse/ParseDecl.cpp
+++ b/lib/Parse/ParseDecl.cpp
@@ -13,6 +13,7 @@
 
 #include "clang/Parse/Parser.h"
 #include "RAIIObjectsForParser.h"
+#include "clang/AST/DeclTemplate.h"
 #include "clang/Basic/AddressSpaces.h"
 #include "clang/Basic/CharInfo.h"
 #include "clang/Basic/OpenCL.h"