Expand ToBoolean stub so it can handle more types.

src/code-stubs.cc

Index: src/code-stubs.cc
diff --git a/src/code-stubs.cc b/src/code-stubs.cc
index c00719969147a033e801f33d3bb691d0d959b80c..2441f7340b586de59317f961f3e786fee5168ac3 100644
--- a/src/code-stubs.cc
+++ b/src/code-stubs.cc
@@ -924,7 +924,7 @@ bool ToBooleanStub::UpdateStatus(Handle<Object> object) {
   Types old_types = new_types;
   bool to_boolean_value = new_types.UpdateStatus(object);
   TraceTransition(old_types, new_types);
-  set_sub_minor_key(TypesBits::update(sub_minor_key(), new_types.ToByte()));
+  set_sub_minor_key(TypesBits::update(sub_minor_key(), new_types.ToIntegral()));
   return to_boolean_value;
 }