Bug 55877 [preferences] Remove temporary rebuild preference
I200403240010 It is not clear whether this preferences enables the feature just for some minutes or until it gets finally removed (I assumed the latter).
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/misc/WorkInProgressPreferencePage.java
layout.marginHeight = layout.marginWidth = 0;
		composite.setLayout(layout);
		Label label = new Label(composite, SWT.NONE);
		label.setText(WorkInProgressMessages.getString("WorkInProgressPreferencePage.0_label")); 
		GridData data = new GridData();
		label.setLayoutData(data);
		slider = new Slider(composite, SWT.HORIZONTAL);
		data = new GridData(GridData.FILL_HORIZONTAL);
		slider.setLayoutData(data);
		displayLabel = new Label(composite, SWT.NONE);
		data = new GridData(GridData.HORIZONTAL_ALIGN_CENTER);
		data.widthHint = convertWidthInCharsToPixels(10);
		displayLabel.setLayoutData(data);
		Label description = new Label(composite, SWT.WRAP);
		description.setText(WorkInProgressMessages.getString("WorkInProgressPreferencePage.SpeedExplanation")); 
		GridData descriptionData = new GridData();
		descriptionData.horizontalSpan = 3;
		description.setLayoutData(descriptionData);
		slider.addSelectionListener(new SelectionListener() {
			public void widgetSelected(SelectionEvent e) {
				setLabelText(((Slider) e.widget).getSelection());
			}
			public void widgetDefaultSelected(SelectionEvent e) {
				widgetSelected(e);
			}
		});
		slider.setValues(getValue(), SLOW, FAST + 1, 1, 1, 1);
		int value = getValue();
		slider.setSelection(value);
		setLabelText(value);