Logging-related changes.

src/log.h

 // Copyright 2006-2008 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 247 matching lines @@
 
   // Log an event reported from generated code
   static void LogRuntime(Vector<const char> format, JSArray* args);
 
 #ifdef ENABLE_LOGGING_AND_PROFILING
   static StateTag state() {
     return current_state_ ? current_state_->state() : OTHER;
   }
 
   static bool is_logging() {
-    return is_logging_;
+    return logging_nesting_ > 0;
   }
 
   // Pause/Resume collection of profiling data.
   // When data collection is paused, CPU Tick events are discarded until
   // data collection is Resumed.
   static void PauseProfiler(int flags, int tag);
   static void ResumeProfiler(int flags, int tag);
   static int GetActiveProfilerModules();
 
   // If logging is performed into a memory buffer, allows to
@@ skipping 44 matching lines @@
   static void LogCodeObject(Object* code_object);
 
   // Emits a profiler tick event. Used by the profiler thread.
   static void TickEvent(TickSample* sample, bool overflow);
 
   static void ApiEvent(const char* name, ...);
 
   // Logs a StringEvent regardless of whether FLAG_log is true.
   static void UncheckedStringEvent(const char* name, const char* value);
 
+  // Logs an IntEvent regardless of whether FLAG_log is true.
+  static void UncheckedIntEvent(const char* name, int value);
+
   // Stops logging and profiling in case of insufficient resources.
   static void StopLoggingAndProfiling();
 
   // Returns whether profiler's sampler is active.
   static bool IsProfilerSamplerActive();
 
   // The sampler used by the profiler and the sliding state window.
   static Ticker* ticker_;
 
   // When the statistical profile is active, profiler_
@@ skipping 22 matching lines @@
   friend class CompressionHelper;
   friend class EventLog;
   friend class TimeLog;
   friend class Profiler;
   friend class SlidingStateWindow;
   friend class StackTracer;
   friend class VMState;
 
   friend class LoggerTestHelper;
 
-  static bool is_logging_;
+  static int logging_nesting_;
   static int cpu_profiler_nesting_;
   static int heap_profiler_nesting_;
 #else
   static bool is_logging() { return false; }
 #endif
 };
 
 
 // Class that extracts stack trace, used for profiling.
 class StackTracer : public AllStatic {
  public:
   static void Trace(TickSample* sample);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_LOG_H_