Remove Isolate::Current() from histograms.

src/isolate.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 2033 matching lines @@
     }
   }
 }
 
 
 void Isolate::InitializeLoggingAndCounters() {
   if (logger_ == NULL) {
     logger_ = new Logger(this);
   }
   if (counters_ == NULL) {
-    counters_ = new Counters;
+    counters_ = new Counters(this);
   }
 }
 
 
 void Isolate::InitializeDebugger() {
 #ifdef ENABLE_DEBUGGER_SUPPORT
   ScopedLock lock(debugger_access_);
   if (NoBarrier_Load(&debugger_initialized_)) return;
   InitializeLoggingAndCounters();
   debug_ = new Debug(this);
@@ skipping 385 matching lines @@
 
 #ifdef DEBUG
 #define ISOLATE_FIELD_OFFSET(type, name, ignored)                       \
 const intptr_t Isolate::name##_debug_offset_ = OFFSET_OF(Isolate, name##_);
 ISOLATE_INIT_LIST(ISOLATE_FIELD_OFFSET)
 ISOLATE_INIT_ARRAY_LIST(ISOLATE_FIELD_OFFSET)
 #undef ISOLATE_FIELD_OFFSET
 #endif
 
 } }  // namespace v8::internal