Support tracing flow events v2 in Blink

third_party/WebKit/public/platform/Platform.h

Index: third_party/WebKit/public/platform/Platform.h
diff --git a/third_party/WebKit/public/platform/Platform.h b/third_party/WebKit/public/platform/Platform.h
index 7d6cb901398636564bbfc20e0ec56b37761aafc2..3781d37de2b28f91c4177459d11721b846f8e9d1 100644
--- a/third_party/WebKit/public/platform/Platform.h
+++ b/third_party/WebKit/public/platform/Platform.h
@@ -546,13 +546,14 @@ public:
         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;
     }