propagate khtml dependencies

pkgs/applications/kde-apps-15.08/ark.nix

@@ -29,13 +29,15 @@ kdeApp {
     kdbusaddons
     ki18n
     kiconthemes
-    khtml
     kio
     kservice
     kpty
     kwidgetsaddons
     libarchive
   ];
+  propagatedBuildInputs = [
+    khtml
+  ];
   meta = {
     license = with lib.licenses; [ gpl2 lgpl3 ];
     maintainers = [ lib.maintainers.ttuegel ];

pkgs/desktops/plasma-5.4/khelpcenter.nix

@@ -1,15 +1,6 @@
-{ plasmaPackage
-, extra-cmake-modules
-, kdoctools
-, kconfig
-, kcoreaddons
-, kdbusaddons
-, ki18n
-, kinit
-, kcmutils
-, kdelibs4support
-, khtml
-, kservice
+{ plasmaPackage, extra-cmake-modules, kdoctools, kconfig
+, kcoreaddons, kdbusaddons, ki18n, kinit, kcmutils, kdelibs4support
+, khtml, kservice
 }:
 
 plasmaPackage {
@@ -19,16 +10,9 @@ plasmaPackage {
     kdoctools
   ];
   buildInputs = [
-    kconfig
-    kcoreaddons
-    kdbusaddons
-    ki18n
-    kinit
-    kcmutils
-    kdelibs4support
-    khtml
-    kservice
+    kconfig kcoreaddons kdbusaddons ki18n kinit kcmutils kservice
   ];
+  propagatedBuildInputs = [ kdelibs4support khtml ];
   postInstall = ''
     wrapKDEProgram "$out/bin/khelpcenter"
   '';

pkgs/desktops/plasma-5.4/systemsettings.nix

@@ -1,17 +1,6 @@
-{ plasmaPackage
-, extra-cmake-modules
-, kdoctools
-, kitemviews
-, kcmutils
-, ki18n
-, kio
-, kservice
-, kiconthemes
-, kwindowsystem
-, kxmlgui
-, kdbusaddons
-, kconfig
-, khtml
+{ plasmaPackage, extra-cmake-modules, kdoctools, kitemviews
+, kcmutils, ki18n, kio, kservice, kiconthemes, kwindowsystem
+, kxmlgui, kdbusaddons, kconfig, khtml
 }:
 
 plasmaPackage {
@@ -21,18 +10,10 @@ plasmaPackage {
     kdoctools
   ];
   buildInputs = [
-    kitemviews
-    kcmutils
-    ki18n
-    kio
-    kservice
-    kiconthemes
-    kwindowsystem
-    kxmlgui
-    kdbusaddons
-    kconfig
-    khtml
+    kitemviews kcmutils ki18n kio kservice kiconthemes kwindowsystem
+    kxmlgui kdbusaddons kconfig
   ];
+  propagatedBuildInputs = [ khtml ];
   postInstall = ''
     wrapKDEProgram "$out/bin/systemsettings5"
   '';