Bug 127481 [content assist][preferences] Need new checkbox in Content Assist preference page for CODEASSIST_DEPRECATION_CHECK
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/CodeAssistConfigurationBlock.java
Composite control= new Composite(scrolled, SWT.NONE);
		GridLayout layout= new GridLayout();
		control.setLayout(layout);
		Composite composite;
		composite= createSubsection(control, PreferencesMessages.CodeAssistConfigurationBlock_insertionSection_title); 
		addInsertionSection(composite);
		
		composite= createSubsection(control, PreferencesMessages.CodeAssistConfigurationBlock_sortingSection_title); 
		addSortingSection(composite);
		
		composite= createSubsection(control, PreferencesMessages.CodeAssistConfigurationBlock_autoactivationSection_title); 
		addAutoActivationSection(composite);
		
		initialize();
		
		scrolled.setContent(control);
		final Point size= control.computeSize(SWT.DEFAULT, SWT.DEFAULT);
		scrolled.setMinSize(size.x, size.y);
		return scrolled;
	}
	protected Composite createSubsection(Composite parent, String label) {
		Group group= new Group(parent, SWT.SHADOW_NONE);
		group.setText(label);
		GridData data= new GridData(SWT.FILL, SWT.CENTER, true, false);
		group.setLayoutData(data);
		GridLayout layout= new GridLayout();
		layout.numColumns= 3;
		group.setLayout(layout);
		return group;