[PATCH] Remove allocate_symbol et al

[Tom Tromey]

>>>>> "Tom" == Tom Tromey <tom@tromey.com> writes:

Tom> This removes allocate_symbol, allocate_template_symbol, and
Tom> initialize_objfile_symbol in favor of changing the default values for
Tom> symbol members, and updating the one per-arch caller.

I'm checking this in.

Tom