Can't adjust launcher icon size

[Tom H]

On Thu, Feb 6, 2014 at 12:23 PM, Jim Byrnes <jf_byrnes at comcast.net> wrote:
> On 02/06/2014 09:24 AM, Colin Law wrote:
>>
>> If you are using Unity 3D it is a standard option in Settings >
>> Appearance. If you are using Unity 2D then it does not use compiz so
>> the compiz one is not going to work. Not sure whether the others will
>> work with 2D or not.
>
> Yes, but the smallest it goes is 32, same for CompizConfig and MyUnity.
> Found that I don't have UbuntuTweak installed so I don't know about that
> one.

32 is a strange limit. I use

gsettings set org.compiz.unityshell:/org/compiz/profiles/unity/plugins/unityshell/
icon-size 16

to set it to 16.