setTargetIndex(oChange, iNewTargetIndex) {
				oChange.getContent().index = iNewTargetIndex;
			}
Completes the change by adding change handler specific content.

@param {sap.ui.fl.apply._internal.flexObjects.FlexObject} oChange Change object to be completed
@param {object} oSpecificChangeInfo Specific change information
@param {object} oSpecificChangeInfo.content Must contain UI extension settings
@param {string} oSpecificChangeInfo.content.targetAggregation Aggregation to add the extension to
@param {string} oSpecificChangeInfo.content.baseId Base ID to allocate controls
@param {string} [oSpecificChangeInfo.content.width] IFrame Width
@param {string} [oSpecificChangeInfo.content.height] IFrame Height
@param {string} oSpecificChangeInfo.content.url IFrame Url
@param {object} mPropertyBag Property bag containing the modifier, the appComponent and the view
@param {object} mPropertyBag.modifier Modifier for the controls
@param {object} mPropertyBag.appComponent Component in which the change should be applied
@param {object} mPropertyBag.view Application view
@ui5-restricted sap.ui.fl