These are the packages that I would merge, in reverse order:

Calculating world dependencies  .... ...done!
[ebuild  N    ] x11-themes/gnome-themes-2.12.3  -accessibility -debug 0 kB 
[ebuild  N    ]  x11-themes/gtk-engines-2.6.7  -accessibility -debug 0 kB 
[ebuild  N    ] x11-themes/gnome-icon-theme-2.12.1  -debug 0 kB 
[ebuild  N    ]  x11-themes/hicolor-icon-theme-0.8  0 kB 
[ebuild  N    ]   gnome-extra/evolution-data-server-1.4.2.1  -debug -doc -ipv6 -kerberos -krb4 -ldap -nntp +ssl 0 kB 
[ebuild  N    ]    gnome-base/libgnomeui-2.12.0  -debug -doc +jpeg -static 0 kB 
[ebuild  N    ]     gnome-base/gnome-keyring-0.4.6  -debug 0 kB 
[ebuild  N    ]     gnome-base/libbonoboui-2.10.1-r1  +X -debug -doc -static 0 kB 
[ebuild  N    ]      gnome-base/libgnomecanvas-2.12.0  +X -debug -doc -static 0 kB 
[ebuild  N    ]    gnome-base/libgnome-2.12.0.1  -debug -doc -esd -static 0 kB 
[ebuild  N    ]     gnome-base/gnome-vfs-2.12.2  -debug -doc +gnutls +hal -howl -ipv6 -samba +ssl 0 kB 
[ebuild  N    ]      sys-apps/pmount-0.9.6  +crypt 368 kB 
[ebuild  N    ]       sys-fs/sysfsutils-1.3.0-r1  272 kB 
[ebuild  N    ]      gnome-base/gconf-2.12.1  -debug -doc 0 kB 
[ebuild  N    ]      sys-apps/hal-0.5.5.1-r3  -acpi -debug -doc -pam_console -pcmcia (-selinux) 1,482 kB 
[ebuild  N    ]      gnome-base/gnome-mime-data-2.4.2  -debug 0 kB 
[ebuild  N    ]    gnome-base/libbonobo-2.10.1  -debug -doc -static 0 kB 
[ebuild  N    ]     gnome-base/orbit-2.12.5  -debug -doc +ssl -static 0 kB 
[ebuild  N    ]    net-libs/libsoup-2.2.7  -debug -doc +ssl -static 0 kB 
[nomerge      ] net-im/skype-1.2.0.18  -arts -esd -static 
[ebuild     UD]  sys-apps/dbus-0.60-r4 [0.61-r1] +X -debug -doc -gcj +gtk -mono +python +qt (-selinux) +xml 0 kB 
[nomerge      ] rox-base/rox-2.2.0  +svg 
[ebuild     UD]  gnome-base/librsvg-2.12.7 [2.14.3] -debug -doc -gnome +nsplugin +zlib 0 kB 
[ebuild  N    ]   gnome-extra/libgsf-1.12.1  +bzip2 -debug -doc -gnome -static 0 kB 
[ebuild  N    ] dev-perl/DBD-mysql-2.9007  -minimal 0 kB 
[nomerge      ]  x11-libs/wxGTK-2.4.2-r4  -debug +gtk2 -odbc +opengl -unicode -wxgtk1 
[ebuild     UD]   x11-libs/gtk+-2.8.12 [2.8.17] -debug -doc +jpeg +tiff -xinerama 0 kB 
[ebuild  N    ]    x11-misc/shared-mime-info-0.16  0 kB 
[ebuild     UD]    x11-libs/pango-1.10.3 [1.12.2] -debug -doc 0 kB 
[ebuild  N    ]    dev-libs/atk-1.10.3  -debug -doc -static 0 kB 
[ebuild     UD]   dev-libs/glib-2.8.6 [2.10.2] -debug -doc -hardened 0 kB 
[nomerge      ]  media-libs/openal-20050504-r1  +alsa -arts -debug -esd +mpeg +sdl +vorbis 
[nomerge      ]   media-libs/smpeg-0.4.4-r8  +X -debug +gtk +mmx +opengl 
[nomerge      ]    x11-libs/gtk+-1.2.10-r11  -debug +nls 
[ebuild     UD]     dev-util/intltool-0.34.1 [0.35.0] 0 kB 

Total size of downloads: 2,123 kB