[gold patch] incremental 7/18: restructure class Incremental_binary

[Cary Coutant]

>> +// An object representing the ELF file we edit during an incremental build.
>> +// Similar to Object or Dynobj, but operates on Output_file and contains
>> +// method specific to file edition (TBD). This is the abstract parent class
>> +// implemented in Sized_incremental_binary<size, big_endian> for a specific
>> +// endianness and size.
>
> Do you mean "editing" rather than "edition"?

Yes, I think so -- maybe "contains methods to support incremental
updating" would be better. The "TBD" can go away, too. (The comment
was moved as-is in this patch, so the wording isn't mine.)

-cary