Add test to expose bug 528...

src/objects-debug.cc

Index: src/objects-debug.cc
===================================================================
--- src/objects-debug.cc	(revision 3369)
+++ src/objects-debug.cc	(working copy)
@@ -1136,6 +1136,22 @@
   type()->ShortPrint();
   PrintF("\n - id: ");
   id()->ShortPrint();
+  PrintF("\n - data: ");
+  data()->ShortPrint();
+  PrintF("\n - context data: ");
+  context_data()->ShortPrint();
+  PrintF("\n - wrapper: ");
+  wrapper()->ShortPrint();
+  PrintF("\n - compilation type: ");
+  compilation_type()->ShortPrint();
+  PrintF("\n - line ends fixed array: ");
+  line_ends_fixed_array()->ShortPrint();
+  PrintF("\n - line ends js array: ");
+  line_ends_js_array()->ShortPrint();
+  PrintF("\n - eval from function: ");
+  eval_from_function()->ShortPrint();
+  PrintF("\n - eval from instructions offset: ");
+  eval_from_instructions_offset()->ShortPrint();
   PrintF("\n");
 }