Avoid explicitly using built-in new operator where possible to appease VS compiler.

src/scopes.cc

 // Copyright 2011 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 37 matching lines @@
   /* nothing to do */
   virtual ~ZoneAllocator()  {}
 
   virtual void* New(size_t size)  { return ZONE->New(static_cast<int>(size)); }
 
   /* ignored - Zone is freed in one fell swoop */
   virtual void Delete(void* p)  {}
 };
 
 
-static ZoneAllocator* LocalsMapAllocator = ::new ZoneAllocator();
+static ZoneAllocator* LocalsMapAllocator = new ZoneAllocator();
 
 
 // ----------------------------------------------------------------------------
 // Implementation of LocalsMap
 //
 // Note: We are storing the handle locations as key values in the hash map.
 //       When inserting a new variable via Declare(), we rely on the fact that
 //       the handle location remains alive for the duration of that variable
 //       use. Because a Variable holding a handle with the same location exists
 //       this is ensured.
@@ skipping 1109 matching lines @@
 }
 
 
 int Scope::ContextLocalCount() const {
   if (num_heap_slots() == 0) return 0;
   return num_heap_slots() - Context::MIN_CONTEXT_SLOTS -
       (function_ != NULL && function_->var()->IsContextSlot() ? 1 : 0);
 }
 
 } }  // namespace v8::internal