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/WizardNewProjectCapabilityPage.java
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.internal.ide.Category;
import org.eclipse.ui.internal.ide.IDEWorkbenchMessages;
import org.eclipse.ui.internal.ide.IDEWorkbenchPlugin;
import org.eclipse.ui.internal.ide.IIDEHelpContextIds;
import org.eclipse.ui.internal.ide.misc.ProjectCapabilitySelectionGroup;
import org.eclipse.ui.internal.ide.registry.Capability;
import org.eclipse.ui.internal.ide.registry.CapabilityRegistry;
/**
 * Second page for the new project creation wizard. This page
 * collects the capabilities of the new project.
 * <p>
 * Example usage:
 * <pre>
 * mainPage = new WizardNewProjectCapabilityPage("wizardNewProjectCapabilityPage");
 * mainPage.setTitle("Project");
 * mainPage.setDescription("Choose project's capabilities.");
 * </pre>
 * </p>
 */
public class WizardNewProjectCapabilityPage extends WizardPage {
    
    private Capability[] initialProjectCapabilities;
    private Category[] initialSelectedCategories;
    
    private ProjectCapabilitySelectionGroup capabilityGroup;
    /**
     * Creates a new project capabilities wizard page.
     *