function pickByArray(object, props) {
	      object = toObject(object);

	      var index = -1,
	          length = props.length,
	          result = {};

	      while (++index < length) {
	        var key = props[index];
	        if (key in object) {
	          result[key] = object[key];
	        }
	      }
	      return result;
	    }
A specialized version of `_.pick` which picks `object` properties specified
by `props`.

@private
@param {Object} object The source object.
@param {string[]} props The property names to pick.
@returns {Object} Returns the new object.