function getScopeBasedDesignTime(mMetadata, sScopeKey) {
		var mResult = mMetadata;

		if ("default" in mMetadata) {
			mResult = merge(
				{},
				mMetadata.default,
				sScopeKey !== "default" && mMetadata[sScopeKey] || null
			);
		}

		return mResult;
	}
Extracts metadata from metadata map by scope key
@param {object} mMetadata metadata map received from loader
@param {string} sScopeKey scope name to be extracted
@private