Bug 183890 [DataBinding] Default converter for numbers to numbers
We don't currently default converters for converting between numbers (e.g. int to double, long to int, etc.).
bundles/org.eclipse.core.databinding/src/org/eclipse/core/databinding/UpdateValueStrategy.java
this.afterGetValidator = validator;
		return this;
	}
	/**
	 * Sets the validator to be invoked before the value is to be set on the
	 * destination at the end of the synchronization process.
	 * 
	 * @param validator
	 * @return the receiver, to enable method call chaining
	 */
	public UpdateValueStrategy setBeforeSetValidator(IValidator validator) {
		this.beforeSetValidator = validator;
		return this;
	}
	/**
	 * Sets the converter to be invoked when converting from the source type to
	 * the destination type.
	 * 
	 * @param converter
	 * @return the receiver, to enable method call chaining
	 */
	public UpdateValueStrategy setConverter(IConverter converter) {
		this.converter = converter;
		return this;
	}
	/**
	 * Validates the value after it is converted.
	 * <p>
	 * Default implementation will use the
	 * {@link #setAfterConvertValidator(IValidator) validator} if one exists. If