Handle execution of the function identified by |name|. |object| is the
receiver ('this' object) of the function. |arguments| is the list of
arguments passed to the function. If execution succeeds set |retval| to
the function return value. If execution fails set |exception| to the
exception that will be thrown. Return true (1) if execution was handled.
Handle execution of the function identified by |name|. |object| is the receiver ('this' object) of the function. |arguments| is the list of arguments passed to the function. If execution succeeds set |retval| to the function return value. If execution fails set |exception| to the exception that will be thrown. Return true (1) if execution was handled.