Split the TRACE_EVENTs from the LOG/HistogramTimers/TimerEvents functionality.

src/counters.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_COUNTERS_H_
 #define V8_COUNTERS_H_
 
 #include "include/v8.h"
 #include "src/allocation.h"
 #include "src/base/platform/elapsed-timer.h"
@@ skipping 180 matching lines @@
   // Returns true if this histogram is enabled.
   bool Enabled() {
     return GetHistogram() != NULL;
   }
 
   // Reset the cached internal pointer.
   void Reset() {
     lookup_done_ = false;
   }
 
+  const char* name() { return name_; }
+
  protected:
   // Returns the handle to the histogram.
   void* GetHistogram() {
     if (!lookup_done_) {
       lookup_done_ = true;
       histogram_ = CreateHistogram();
     }
     return histogram_;
   }
 
-  const char* name() { return name_; }
   Isolate* isolate() const { return isolate_; }
 
  private:
   void* CreateHistogram() const;
 
   const char* name_;
   int min_;
   int max_;
   int num_buckets_;
   void* histogram_;
@@ skipping 694 matching lines @@
 
   explicit Counters(Isolate* isolate);
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(Counters);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COUNTERS_H_