Bug 23459 add preference option to turn off variable guessing on method completion
request from Adam
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavaEditorPreferencePage.java
item= new TabItem(folder, SWT.NONE);
		item.setText(JavaUIMessages.getString("JavaEditorPreferencePage.problemIndicationTab.title")); 
		item.setControl(createProblemIndicationPage(folder));
		item= new TabItem(folder, SWT.NONE);
		item.setText(JavaUIMessages.getString("JavaEditorPreferencePage.behaviourTab.title")); 
		item.setControl(createBehaviourPage(folder));
		
		initialize();
		
		return folder;
	}
	
	private void initialize() {
		
		fFontEditor.setPreferenceStore(getPreferenceStore());
		fFontEditor.setPreferencePage(this);
		fFontEditor.load();
		
		initializeFields();
		
		for (int i= 0; i < fSyntaxColorListModel.length; i++)
			fSyntaxColorList.add(fSyntaxColorListModel[i][0]);
			
		fSyntaxColorList.getDisplay().asyncExec(new Runnable() {
			public void run() {
				fSyntaxColorList.select(0);
				handleSyntaxColorListSelection();
			}
		});