function parsePayload(error, stylePayload)
        {
            if (error || !stylePayload)
                return false;

            if (majorChange)
                this._cssModel._domModel.markUndoableState();
            this._reinitialize(stylePayload);
            this._cssModel._fireStyleSheetChanged(this.styleSheetId);
            return true;
        }
@param {?Protocol.Error} error
@param {?CSSAgent.CSSStyle} stylePayload
@return {boolean}
@this {WebInspector.CSSStyleDeclaration}