Bug 172804 [EditorMgmt] Convert new tab behaviour into a tweaklet
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/dialogs/IDEEditorsPreferencePage.java
protected Control createContents(Composite parent) {
		Composite composite = createComposite(parent);
        
		PreferenceLinkArea fileEditorsArea = new PreferenceLinkArea(composite, SWT.NONE,
				"org.eclipse.ui.preferencePages.FileEditors", IDEWorkbenchMessages.IDEEditorsPreferencePage_WorkbenchPreference_FileEditorsRelatedLink,
				(IWorkbenchPreferenceContainer) getContainer(),null);
		GridData data = new GridData(GridData.FILL_HORIZONTAL | GridData.GRAB_HORIZONTAL);
		fileEditorsArea.getControl().setLayoutData(data);
        PreferenceLinkArea contentTypeArea = new PreferenceLinkArea(composite, SWT.NONE,