[llvm] r175072 - Clean up LDV, no functionality change.

[Eli Bendersky]

> +  /// Whether emitDebugValues is called.
> +  bool EmitDone;

Hi Manman,

The commend for this field sounds ambiguous to me. The field name is
quite clear. Maybe the comment would be better with s/is/was/ or
something even more explicit.

Thanks.
Eli