Add BuiltinLog function to make debugging builtins easier
https://bugs.webkit.org/show_bug.cgi?id=131550

Reviewed by Andreas Kling.

Add a logging function that builtins can use for debugging.

* runtime/CommonIdentifiers.h:
* runtime/JSGlobalObject.cpp:
(JSC::JSGlobalObject::reset):
* runtime/JSGlobalObjectFunctions.cpp:
(JSC::globalFuncBuiltinLog):
* runtime/JSGlobalObjectFunctions.h:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@167137 268f45cc-cd09-0410-ab3c-d52691b4dbfc
diff --git a/Source/JavaScriptCore/runtime/JSGlobalObjectFunctions.h b/Source/JavaScriptCore/runtime/JSGlobalObjectFunctions.h
index 695860b..bc0a57a 100644
--- a/Source/JavaScriptCore/runtime/JSGlobalObjectFunctions.h
+++ b/Source/JavaScriptCore/runtime/JSGlobalObjectFunctions.h
@@ -52,6 +52,7 @@
 EncodedJSValue JSC_HOST_CALL globalFuncProtoGetter(ExecState*);
 EncodedJSValue JSC_HOST_CALL globalFuncProtoSetter(ExecState*);
 EncodedJSValue JSC_HOST_CALL globalFuncSetTypeErrorAccessor(ExecState*);
+EncodedJSValue JSC_HOST_CALL globalFuncBuiltinLog(ExecState*);
     
 static const double mantissaOverflowLowerBound = 9007199254740992.0;
 double parseIntOverflow(const LChar*, unsigned length, int radix);