Bug 126779 [IDE] Removed deprecated project capabilities API and implementation
It was created then deprecated before 2.0 shipped. As has never been API and we don't use it we should delete it.
bundles/org.eclipse.ui.ide/extensions/org/eclipse/ui/ICapabilityUninstallWizard.java
/**
     * Initializes this capability wizard using the passed workbench,
     * object selection, project, and nature IDs.
     * <p>
     * This method is called after the no argument constructor and
     * before other methods are called.
     * </p><p>
     * The list of nature IDs contains the nature ID for this
     * capability. Also includes nature IDs for capabilities that
     * the user wants removed - capabilites that this capability
     * handles the UI for.
     * </p>
     *
     * @param workbench the current workbench
     * @param selection the current object selection
     * @param project the project to configure with a capability
     * @param natureIds the nature ids to be removed from the project
     */
    public void init(IWorkbench workbench, IStructuredSelection selection,
            IProject project, String[] natureIds);
}