Isolates cleanup: get rid of some ugly macros.

src/isolate.h

Index: src/isolate.h
diff --git a/src/isolate.h b/src/isolate.h
index fbe0b43b80ef9e7be113877fc49d2f670488f5cc..0d36b3f795c506b2ac1c1f0ab24e1ffbb1df6455 100644
--- a/src/isolate.h
+++ b/src/isolate.h
@@ -1371,20 +1371,6 @@ inline void Context::mark_out_of_memory() {
 }
 
 
-// Temporary macro to be used to flag definitions that are indeed static
-// and not per-isolate. (It would be great to be able to grep for [static]!)
-#define RLYSTC static
-
-
-// Temporary macro to be used to flag classes that should be static.
-#define STATIC_CLASS class
-
-
-// Temporary macro to be used to flag classes that are completely converted
-// to be isolate-friendly. Their mix of static/nonstatic methods/fields is
-// correct.
-#define ISOLATED_CLASS class
-
 } }  // namespace v8::internal
 
 // TODO(isolates): Get rid of these -inl.h includes and place them only where