Fix lint errors

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 597 matching lines @@
     // Restore to the previous break state.
     Debug::SetBreak(break_frame_id_, break_id_);
 
     // Request preemption when leaving the last debugger entry and a preemption
     // had been recorded while debugging. This is to avoid starvation in some
     // debugging scenarios.
     if (prev_ == NULL && Debug::preemption_pending()) {
       StackGuard::Preempt();
       Debug::set_preemption_pending(false);
     }
-  
+
     // Leaving this debugger entry.
     Debug::set_debugger_entry(prev_);
   }
 
   // Check whether the debugger could be entered.
   inline bool FailedToEnter() { return load_failed_; }
 
   // Check whether there are any JavaScript frames on the stack.
   inline bool HasJavaScriptFrames() { return has_js_frames_; }
 
@@ skipping 64 matching lines @@
   }
  private:
   Debug::AddressId id_;
   int reg_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_V8_DEBUG_H_