Keep two empty lines between declarations for cpp files

src/profile-generator.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 379 matching lines @@
       return parent_token == TokenEnumerator::kNoSecurityToken
           || parent_token == security_token_id_;
     }
     return false;
   }
 
   List<NodesPair> stack_;
   int security_token_id_;
 };
 
+
 void ProfileTree::FilteredClone(ProfileTree* src, int security_token_id) {
   ms_to_ticks_scale_ = src->ms_to_ticks_scale_;
   FilteredCloneCallback cb(root_, security_token_id);
   src->TraverseDepthFirst(&cb);
   CalculateTotalTicks();
 }
 
 
 void ProfileTree::SetTickRatePerMs(double ticks_per_ms) {
   ms_to_ticks_scale_ = ticks_per_ms > 0 ? 1.0 / ticks_per_ms : 1.0;
@@ skipping 195 matching lines @@
       current_profiles_semaphore_(OS::CreateSemaphore(1)) {
   // Create list of unabridged profiles.
   profiles_by_token_.Add(new List<CpuProfile*>());
 }
 
 
 static void DeleteCodeEntry(CodeEntry** entry_ptr) {
   delete *entry_ptr;
 }
 
+
 static void DeleteCpuProfile(CpuProfile** profile_ptr) {
   delete *profile_ptr;
 }
 
+
 static void DeleteProfilesList(List<CpuProfile*>** list_ptr) {
   if (*list_ptr != NULL) {
     (*list_ptr)->Iterate(DeleteCpuProfile);
     delete *list_ptr;
   }
 }
 
+
 CpuProfilesCollection::~CpuProfilesCollection() {
   delete current_profiles_semaphore_;
   current_profiles_.Iterate(DeleteCpuProfile);
   detached_profiles_.Iterate(DeleteCpuProfile);
   profiles_by_token_.Iterate(DeleteProfilesList);
   code_entries_.Iterate(DeleteCodeEntry);
 }
 
 
 bool CpuProfilesCollection::StartProfiling(const char* title, unsigned uid,
@@ skipping 305 matching lines @@
     if (no_symbolized_entries) {
       *entry++ = EntryForVMState(sample.state);
     }
   }
 
   profiles_->AddPathToCurrentProfiles(entries);
 }
 
 
 } }  // namespace v8::internal