Remove superfluous cast.

llvm-svn: 186807
diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index 9b85c10..509a302 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -1490,8 +1490,7 @@
     return;
 
   AdjustDeclIfTemplate(ClassDecl);
-  AttachBaseSpecifiers(cast<CXXRecordDecl>(ClassDecl),
-                       (CXXBaseSpecifier**)(Bases), NumBases);
+  AttachBaseSpecifiers(cast<CXXRecordDecl>(ClassDecl), Bases, NumBases);
 }
 
 /// \brief Determine whether the type \p Derived is a C++ class that is