function _resolveStyleClasses(oControl, oSelectors) {
			var aStyleClasses = _generateClassNames(oSelectors);

			// Filter only the classes which are applied over the control
			aStyleClasses = aStyleClasses.filter(function (sClassName) {
				return oControl.hasStyleClass(sClassName);
			});

			if (!aStyleClasses.length) {
				return [];
			}

			// Extract aggregation name
			aStyleClasses = aStyleClasses.map(function (sClassName) {
				return sClassName.split("--")[1];
			});

			// Map aggregation name to oSelectors object
			aStyleClasses = aStyleClasses.map(function (sAggregationName) {
				return oSelectors[sAggregationName];
			})
				.filter(function (oSelector) {
					return oSelector;
				});

			return aStyleClasses;
		}
Checks styleClasses of the control and maps it to the available definitions.

@param oControl
@param oSelectors
@returns {Array}
@private