Add missing initialization of a couple of variables which makes...

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 2682 matching lines @@
   // interceptor calls.
   AssertNoContextChange ncc;
 
   // Try to flatten before operating on the string.
   name->TryFlatten();
 
   if (!CanSetCallback(name)) {
     return Heap::undefined_value();
   }
 
-  uint32_t index;
+  uint32_t index = 0;
   bool is_element = name->AsArrayIndex(&index);
   if (is_element && IsJSArray()) return Heap::undefined_value();
 
   if (is_element) {
     switch (GetElementsKind()) {
       case FAST_ELEMENTS:
         break;
       case PIXEL_ELEMENTS:
       case EXTERNAL_BYTE_ELEMENTS:
       case EXTERNAL_UNSIGNED_BYTE_ELEMENTS:
@@ skipping 237 matching lines @@
 
   // Check access rights if needed.
   if (IsAccessCheckNeeded() &&
       !Top::MayNamedAccess(this, name, v8::ACCESS_HAS)) {
     Top::ReportFailedAccessCheck(this, v8::ACCESS_HAS);
     return Heap::undefined_value();
   }
 
   // Make the lookup and include prototypes.
   int accessor_index = is_getter ? kGetterIndex : kSetterIndex;
-  uint32_t index;
+  uint32_t index = 0;
   if (name->AsArrayIndex(&index)) {
     for (Object* obj = this;
          obj != Heap::null_value();
          obj = JSObject::cast(obj)->GetPrototype()) {
       JSObject* js_object = JSObject::cast(obj);
       if (js_object->HasDictionaryElements()) {
         NumberDictionary* dictionary = js_object->element_dictionary();
         int entry = dictionary->FindEntry(index);
         if (entry != NumberDictionary::kNotFound) {
           Object* element = dictionary->ValueAt(entry);
@@ skipping 5736 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