Bug 74529 [Encoding] Encoding on properties no longer explains encoding
I200409212000 This is a regression from previous builds (e.g. 3.0): along with the encoding on the properties dialog there was an explanation where it came from, e.g. inherited from container, detected from file content. This important information has gone.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/dialogs/ResourceInfoPage.java
data.grabExcessHorizontalSpace = true;
		composite.setLayoutData(data);
		composite.setFont(parent.getFont());
		createBasicInfoGroup(composite, resource);
		createSeparator(composite);
		createStateGroup(composite, resource);
		new Label(composite, SWT.NONE); 
		encodingEditor = new ResourceEncodingFieldEditor(
				getFieldEditorLabel(resource),composite,resource);
		encodingEditor.setPreferencePage(this);
		encodingEditor.load();
		
		encodingEditor.setPropertyChangeListener(new IPropertyChangeListener(){
			/* (non-Javadoc)
			 * @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
			 */
			public void propertyChange(PropertyChangeEvent event) {
				  if (event.getProperty().equals(FieldEditor.IS_VALID))
				  	 setValid(encodingEditor.isValid());
			}
		});
		
		return composite;
	}
	/**
	 * Return the label for the encoding field editor for the 
	 * resource.
	 * @param resource - the resource to edit.
	 * @return String
	 */