Handlify JSReceiver/JSObject::DeleteProperty method.

src/isolate.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 106 matching lines @@
 typedef ZoneList<Handle<Object> > ZoneObjectList;
 
 #define RETURN_IF_SCHEDULED_EXCEPTION(isolate)            \
   do {                                                    \
     Isolate* __isolate__ = (isolate);                     \
     if (__isolate__->has_scheduled_exception()) {         \
       return __isolate__->PromoteScheduledException();    \
     }                                                     \
   } while (false)
 
+#define RETURN_HANDLE_IF_SCHEDULED_EXCEPTION(isolate, T)  \
+  do {                                                    \
+    Isolate* __isolate__ = (isolate);                     \
+    if (__isolate__->has_scheduled_exception()) {         \
+      __isolate__->PromoteScheduledException();           \
+      return Handle<T>::null();                           \
+    }                                                     \
+  } while (false)
+
 #define RETURN_IF_EMPTY_HANDLE_VALUE(isolate, call, value) \
   do {                                                     \
     if ((call).is_null()) {                                \
       ASSERT((isolate)->has_pending_exception());          \
       return (value);                                      \
     }                                                      \
   } while (false)
 
 #define CHECK_NOT_EMPTY_HANDLE(isolate, call)     \
   do {                                            \
@@ skipping 1367 matching lines @@
 
 // Mark the native context with out of memory.
 inline void Context::mark_out_of_memory() {
   native_context()->set_out_of_memory(HEAP->true_value());
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ISOLATE_H_