Support tracing flow events v2 in Blink

third_party/WebKit/public/platform/Platform.h

 /*
  * Copyright (C) 2012 Google Inc. 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
@@ skipping 528 matching lines @@
     //     string) as temporary so that they will be copied by addTraceEvent.
     //   - HAS_ID (0x2): use the id argument to uniquely identify the event for
     //     matching with other events of the same name.
     //   - MANGLE_ID (0x4): specify this flag if the id parameter is the value
     //     of a pointer.
     virtual TraceEventHandle addTraceEvent(
         char phase,
         const unsigned char* categoryEnabledFlag,
         const char* name,
         unsigned long long id,
+        unsigned long long bindId,
         double timestamp,
         int numArgs,
         const char** argNames,
         const unsigned char* argTypes,
         const unsigned long long* argValues,
         WebConvertableToTraceFormat* convertableValues,
-        unsigned char flags)
+        unsigned flags)
     {
         return 0;
     }
 
     // Set the duration field of a COMPLETE trace event.
     virtual void updateTraceEventDuration(const unsigned char* categoryEnabledFlag, const char* name, TraceEventHandle) { }
 
     // Callbacks for reporting histogram data.
     // CustomCounts histogram has exponential bucket sizes, so that min=1, max=1000000, bucketCount=50 would do.
     virtual void histogramCustomCounts(const char* name, int sample, int min, int max, int bucketCount) { }
@@ skipping 174 matching lines @@
 protected:
     BLINK_PLATFORM_EXPORT Platform();
     virtual ~Platform() { }
 
     WebThread* m_mainThread;
 };
 
 } // namespace blink
 
 #endif