gnome3: stop using aliases

pkgs/applications/office/paperwork/default.nix

@@ -12,7 +12,7 @@ python3Packages.buildPythonApplication rec {
 
   # Patch out a few paths that assume that we're using the FHS:
   postPatch = ''
-    themeDir="$(echo "${gnome3.defaultIconTheme}/share/icons/"*)"
+    themeDir="$(echo "${gnome3.adwaita-icon-theme}/share/icons/"*)"
     sed -i -e "s,/usr/share/icons/gnome,$themeDir," src/paperwork/deps.py
 
     sed -i -e 's,sys\.prefix,"",g' \
@@ -48,7 +48,7 @@ python3Packages.buildPythonApplication rec {
 
   checkInputs = [ xvfb_run dbus.daemon ];
   buildInputs = [
-    gnome3.defaultIconTheme hicolor-icon-theme libnotify librsvg
+    gnome3.adwaita-icon-theme hicolor-icon-theme libnotify librsvg
   ];
 
   # A few parts of chkdeps need to have a display and a dbus session, so we not