CastExpr should not hold a pointer to the base path. More cleanup.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@102249 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/ASTImporter.cpp b/lib/AST/ASTImporter.cpp
index 9766d3a..d9557d3 100644
--- a/lib/AST/ASTImporter.cpp
+++ b/lib/AST/ASTImporter.cpp
@@ -2885,9 +2885,10 @@
   if (!SubExpr)
     return 0;
   
+  // FIXME: Initialize the base path.
+  CXXBaseSpecifierArray BasePath;
   return new (Importer.getToContext()) ImplicitCastExpr(T, E->getCastKind(),
-                                                        SubExpr, 
-                                                        /* FIXME: */0,
+                                                        SubExpr, BasePath,
                                                         E->isLvalueCast());
 }