Minor code style improvements after #7539

src/display/text_layer.js

@@ -187,9 +187,10 @@ var renderTextLayer = (function renderTextLayerClosure() {
       var width = ctx.measureText(textDiv.textContent).width;
       textDiv.dataset.originalWidth = width;
       textLayerFrag.appendChild(textDiv);
+
       var transform;
       if (textDiv.dataset.canvasWidth !== undefined && width > 0) {
-        //  Dataset values come of type string.
+        // Dataset values are of type string.
         var textScale = textDiv.dataset.canvasWidth / width;
         transform = 'scaleX(' + textScale + ')';
       } else {
@@ -515,10 +516,11 @@ var renderTextLayer = (function renderTextLayerClosure() {
       var styles = this._textContent.styles;
       var textDivs = this._textDivs;
       var viewport = this._viewport;
+      var bounds = this._bounds;
       var enhanceTextSelection = this._enhanceTextSelection;
 
       for (var i = 0, len = textItems.length; i < len; i++) {
-        appendText(textDivs, viewport, textItems[i], styles, this._bounds,
+        appendText(textDivs, viewport, textItems[i], styles, bounds,
                    enhanceTextSelection);
       }
 
@@ -548,7 +550,7 @@ var renderTextLayer = (function renderTextLayerClosure() {
           var transform;
           var width = div.dataset.originalWidth;
           if (div.dataset.canvasWidth !== undefined && width > 0) {
-            // Dataset values come of type string.
+            // Dataset values are of type string.
             var textScale = div.dataset.canvasWidth / width;
             transform = 'scaleX(' + textScale + ')';
           } else {

web/interfaces.js

@@ -98,7 +98,7 @@ IPDFTextLayerFactory.prototype = {
    * @param {HTMLDivElement} textLayerDiv
    * @param {number} pageIndex
    * @param {PageViewport} viewport
-   * @param {Boolean} enhanceTextSelection
+   * @param {boolean} enhanceTextSelection
    * @returns {TextLayerBuilder}
    */
   createTextLayerBuilder: function (textLayerDiv, pageIndex, viewport,