Fix possible evaluation order problems.

src/objects.cc

 // Copyright 2006-2009 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 8703 matching lines @@
   for (int i = 0; i < debug_info->break_points()->length(); i++) {
     if (debug_info->break_points()->get(i)->IsUndefined()) {
       index = i;
       break;
     }
   }
   if (index == kNoBreakPointInfo) {
     // No free slot - extend break point info array.
     Handle<FixedArray> old_break_points =
         Handle<FixedArray>(FixedArray::cast(debug_info->break_points()));
-    debug_info->set_break_points(*Factory::NewFixedArray(
-        old_break_points->length() +
-            Debug::kEstimatedNofBreakPointsInFunction));
     Handle<FixedArray> new_break_points =
-        Handle<FixedArray>(FixedArray::cast(debug_info->break_points()));
+        Factory::NewFixedArray(old_break_points->length() +
+                               Debug::kEstimatedNofBreakPointsInFunction);
+
+    debug_info->set_break_points(*new_break_points);
     for (int i = 0; i < old_break_points->length(); i++) {
       new_break_points->set(i, old_break_points->get(i));
     }
     index = old_break_points->length();
   }
   ASSERT(index != kNoBreakPointInfo);
 
   // Allocate new BreakPointInfo object and set the break point.
   Handle<BreakPointInfo> new_break_point_info =
       Handle<BreakPointInfo>::cast(Factory::NewStruct(BREAK_POINT_INFO_TYPE));
@@ skipping 161 matching lines @@
   if (break_point_objects()->IsUndefined()) return 0;
   // Single beak point.
   if (!break_point_objects()->IsFixedArray()) return 1;
   // Multiple break points.
   return FixedArray::cast(break_point_objects())->length();
 }
 #endif
 
 
 } }  // namespace v8::internal