Fix erroneous name-specifiers prior to decltypes better/correctly as per Doug's feedback.

llvm-svn: 142935
diff --git a/clang/test/CXX/class.derived/p1.cpp b/clang/test/CXX/class.derived/p1.cpp
index dcbe63f..d819ea2 100644
--- a/clang/test/CXX/class.derived/p1.cpp
+++ b/clang/test/CXX/class.derived/p1.cpp
@@ -31,7 +31,7 @@
   struct Foo { Base foo(); };
   Derived3<Foo> d;
 
-  struct Derived4 : :: decltype(Base()) { }; // expected-error {{expected class name}}
+  struct Derived4 : :: decltype(Base()) { }; // expected-error {{unexpected namespace scope prior to decltype}}
 
-  struct Derived5 : PR11216:: decltype(Base()) { }; // expected-error {{expected class name}}
+  struct Derived5 : PR11216:: decltype(Base()) { }; // expected-error {{unexpected namespace scope prior to decltype}}
 }