Remove explicit disabled icons from org.eclipse.ui

Use on-the-fly-generated disabled version of SVG-rasterized icons
instead.

Author: HeikoKlare

bundles/org.eclipse.ui/plugin.xml

@@ -1443,61 +1443,47 @@
          point="org.eclipse.ui.commandImages">
       <image
             commandId="org.eclipse.ui.edit.copy"
-            disabledIcon="$nl$/icons/full/dtool16/copy_edit.png"
             icon="$nl$/icons/full/etool16/copy_edit.svg"/>
       <image
             commandId="org.eclipse.ui.edit.cut"
-            disabledIcon="$nl$/icons/full/dtool16/cut_edit.png"
             icon="$nl$/icons/full/etool16/cut_edit.svg"/>
       <image
             commandId="org.eclipse.ui.edit.delete"
-            disabledIcon="$nl$/icons/full/dtool16/delete_edit.png"
             icon="$nl$/icons/full/etool16/delete_edit.svg"/>
       <image
             commandId="org.eclipse.ui.edit.paste"
-            disabledIcon="$nl$/icons/full/dtool16/paste_edit.png"
             icon="$nl$/icons/full/etool16/paste_edit.svg"/>
       <image
             commandId="org.eclipse.ui.file.print"
-            disabledIcon="$nl$/icons/full/dtool16/print_edit.png"
             icon="$nl$/icons/full/etool16/print_edit.svg"/>
       <image
             commandId="org.eclipse.ui.edit.undo"
-            disabledIcon="$nl$/icons/full/dtool16/undo_edit.png"
             icon="$nl$/icons/full/etool16/undo_edit.svg"/>
       <image
             commandId="org.eclipse.ui.edit.redo"
-            disabledIcon="$nl$/icons/full/dtool16/redo_edit.png"
             icon="$nl$/icons/full/etool16/redo_edit.svg"/>
       <image
             commandId="org.eclipse.ui.file.save"
-            disabledIcon="$nl$/icons/full/dtool16/save_edit.png"
             icon="$nl$/icons/full/etool16/save_edit.svg"/>
       <image
             commandId="org.eclipse.ui.file.saveAll"
-            disabledIcon="$nl$/icons/full/dtool16/saveall_edit.png"
             icon="$nl$/icons/full/etool16/saveall_edit.svg"/>
       <image
             commandId="org.eclipse.ui.file.saveAs"
-            disabledIcon="$nl$/icons/full/dtool16/saveas_edit.png"
             icon="$nl$/icons/full/etool16/saveas_edit.svg"/>
       <image
             commandId="org.eclipse.ui.file.refresh"
-            disabledIcon="$nl$/icons/full/dlcl16/refresh_nav.png"
             icon="$nl$/icons/full/elcl16/refresh_nav.svg"/>
       <image
             commandId="org.eclipse.ui.file.export"
-            disabledIcon="$nl$/icons/full/dtool16/export_wiz.png"
             icon="$nl$/icons/full/etool16/export_wiz.svg">
       </image>
       <image
             commandId="org.eclipse.ui.file.import"
-            disabledIcon="$nl$/icons/full/dtool16/import_wiz.png"
             icon="$nl$/icons/full/etool16/import_wiz.svg">
       </image>
       <image
             commandId="org.eclipse.ui.navigate.collapseAll"
-            disabledIcon="$nl$/icons/full/dlcl16/collapseall.png"
             icon="$nl$/icons/full/elcl16/collapseall.svg">
       </image>
       <image
@@ -1506,7 +1492,6 @@
       </image>
       <image
             commandId="org.eclipse.ui.newWizard"
-            disabledIcon="$nl$/icons/full/dtool16/new_wiz.png"
             icon="$nl$/icons/full/etool16/new_wiz.svg">
       </image>
       <image