Split window support from V8. ...

src/debug.h

 // Copyright 2006-2008 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 476 matching lines @@
       // Create the new break info.
       Top::new_break(it_.frame()->id());
     }
 
     // Make sure that debugger is loaded and enter the debugger context.
     load_failed_ = !Debug::Load();
     if (!load_failed_) {
       // NOTE the member variable save which saves the previous context before
       // this change.
       Top::set_context(*Debug::debug_context());
-      Top::set_security_context(*Debug::debug_context());
     }
   }
 
   ~EnterDebugger() {
     if (set_) {
       // Restore to the previous break state.
       Top::set_break(break_frame_id_, break_id_);
     }
   }
 
@@ skipping 66 matching lines @@
   }
  private:
   Debug::AddressId id_;
   int reg_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_V8_DEBUG_H_