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/src/org/eclipse/ui/internal/ide/dialogs/NewProjectWizard.java
public NewProjectWizard() {
        super();
        IDEWorkbenchPlugin plugin = IDEWorkbenchPlugin.getDefault();
        IDialogSettings workbenchSettings = plugin.getDialogSettings();
        IDialogSettings section = workbenchSettings
                .getSection("NewProjectWizard");
        if (section == null)
            section = workbenchSettings.addNewSection("NewProjectWizard");
        setDialogSettings(section);
    }
    /* (non-Javadoc)
     * Method declared on MultiStepWizard.
     */
    protected void addCustomPages() {
        creationPage = new WizardNewProjectNameAndLocationPage(
                "newProjectCreationPage");
        creationPage.setTitle(IDEWorkbenchMessages.NewProjectWizard_title);
        creationPage.setDescription(IDEWorkbenchMessages.WizardNewProjectCreationPage_description);
        creationPage.setInitialProjectName(initialProjectName);
        this.addPage(creationPage);
        capabilityPage = new WizardNewProjectCapabilityPage(
                "newProjectCapabilityPage");
        capabilityPage.setTitle(IDEWorkbenchMessages.NewProjectWizard_title);
        capabilityPage.setDescription(IDEWorkbenchMessages.WizardNewProjectCapabilityPage_description);
        capabilityPage
                .setInitialProjectCapabilities(initialProjectCapabilities);
        capabilityPage.setInitialSelectedCategories(initialSelectedCategories);
        this.addPage(capabilityPage);
    }
    /**