function finishHandler(originalValue, replacementString)
        {
            // Synthesize property text disregarding any comments, custom whitespace etc.
            this._treeElement.applyStyleText(this._treeElement.nameElement.textContent + ": " + this._treeElement.valueElement.textContent, false);
        }
@param {string} originalValue
@param {string} replacementString
@this {WebInspector.StylesSidebarPane.CSSPropertyPrompt}