[Updating] Change the icon size of launcher in Unity (Ubuntu 12.04)

As you may know, we can not change the icon size of launcher box in Ubuntu 12.04

When you execute the below command,

/usr/lib/nux/unity_support_test -p

If there is a message as below, it is not available to change the size.

Not software rendered:    no
Not blacklisted:          yes
GLX fbconfig:             yes
GLX texture from pixmap:  yes
GL npot or rect textures: yes
GL vertex program:        yes
GL fragment program:      yes
GL vertex buffer object:  yes
GL framebuffer object:    yes
GL version is 1.4+:       yes

Unity 3D supported:       no

But, we can change the size manually. Follow the below commands.

cd ~/Documents/unity-2d-shell-backup.tar.gz /usr/share/unity-2d/shell/*
tar cvzf ~/Documents/unity-2d-shell-backup.tar.gz /usr/share/unity-2d/shell/*
ls /usr/share/unity-2d/shell/ -la
sudo vi /usr/share/unity-2d/shell/Shell.qml
sudo vi /usr/share/unity-2d/shell/common/IconTile.qml
sudo vi /usr/share/unity-2d/shell/launcher/LauncherList.qml