add line attribute to jsdStackFrame
add pcToLine and lineToPc methods to jsdStackFrame
remove isFunction attribute from jsdValue (already covered by jsType attribute)
add propertyCount attribute to jsdValue so you can get the property cound without forcing a bunch of property wrappers to be created (as in GetProperties())
git-svn-id: svn://10.0.0.236/trunk@92934 18797224-902f-48f8-a5cc-f745e15eee43