pushed: [RFA/commit 1/3] language.h: Add "symtab.h" #include

[Joel Brobecker]

> gdb/ChangeLog:
> 
>         * language.h: Add "symtab.h" #include.
> 
> Tested on x86_64-linux.  I think this patch should go in on its own.

For the record, this patch is now in.

-- 
Joel