Fix variables names.

src/heap-profiler.h

 // Copyright 2009 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 190 matching lines @@
   int DoProcess(JSObjectsClusterTree* tree);
   int FillEqualityTree();
 
   static const int kInitialBackrefsListCapacity = 2;
   static const int kInitialSimilarityListCapacity = 2000;
   // Number of passes for finding equivalents. Limits the length of paths
   // that can be considered equivalent.
   static const int kMaxPassesCount = 10;
 
   ZoneScope zscope_;
-  SimilarityList simList_;
-  EqualityTree eqTree_;
-  ClusterBackRefs* currentPair_;
-  JSObjectsClusterTree* currentSet_;
+  SimilarityList sim_list_;
+  EqualityTree eq_tree_;
+  ClusterBackRefs* current_pair_;
+  JSObjectsClusterTree* current_set_;
 };
 
 
 // RetainerHeapProfile is responsible for gathering and logging
 // "retainer profile" of JS objects allocated on heap.
 // It is run during garbage collection cycle, thus it doesn't need
 // to use handles.
 class RetainerHeapProfile BASE_EMBEDDED {
  public:
   class Printer {
@@ skipping 25 matching lines @@
   // Used by JSObjectsClusterTree::ForEach.
   void Call(const JSObjectsCluster& cluster, JSObjectsClusterTree* tree);
 };
 
 
 #endif  // ENABLE_LOGGING_AND_PROFILING
 
 } }  // namespace v8::internal
 
 #endif  // V8_HEAP_PROFILER_H_