Keep two empty lines between declarations for cpp files

src/debug.cc

 // Copyright 2012 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 1793 matching lines @@
   // Clear the various stepping setup.
   ClearOneShot();
   ClearStepIn();
   ClearStepOut();
   ClearStepNext();
 
   // Clear multiple step counter.
   thread_local_.step_count_ = 0;
 }
 
+
 // Clears all the one-shot break points that are currently set. Normally this
 // function is called each time a break point is hit as one shot break points
 // are used to support stepping.
 void Debug::ClearOneShot() {
   // The current implementation just runs through all the breakpoints. When the
   // last break point for a function is removed that function is automatically
   // removed from the list.
 
   DebugInfoListNode* node = debug_info_list_;
   while (node != NULL) {
@@ skipping 2035 matching lines @@
     {
       Locker locker(reinterpret_cast<v8::Isolate*>(isolate_));
       isolate_->debugger()->CallMessageDispatchHandler();
     }
   }
 }
 
 #endif  // ENABLE_DEBUGGER_SUPPORT
 
 } }  // namespace v8::internal