Remove unused (local) variables in web/

web/debugger.js

@@ -20,7 +20,6 @@
 
 var FontInspector = (function FontInspectorClosure() {
   var fonts;
-  var panelWidth = 300;
   var active = false;
   var fontAttribute = 'data-font-name';
   function removeSelection() {
@@ -342,7 +341,6 @@ var Stepper = (function StepperClosure() {
         return;
       }
 
-      var self = this;
       var chunk = document.createDocumentFragment();
       var operatorsToDisplay = Math.min(MAX_OPERATORS_COUNT,
                                         operatorList.fnArray.length);

web/page_view.js

@@ -461,7 +461,6 @@ var PageView = function pageView(container, id, scale,
     div.appendChild(canvasWrapper);
     this.canvas = canvas;
 
-    var scale = this.scale;
     var ctx = canvas.getContext('2d');
     var outputScale = getOutputScale(ctx);
 
@@ -633,7 +632,6 @@ var PageView = function pageView(container, id, scale,
     canvasWrapper.appendChild(canvas);
     printContainer.appendChild(canvasWrapper);
 
-    var self = this;
     canvas.mozPrintCallback = function(obj) {
       var ctx = obj.context;
 

web/text_layer_builder.js

@@ -163,9 +163,6 @@ var TextLayerBuilder = function textLayerBuilder(options) {
     var queryLen = (PDFFindController === null ?
                     0 : PDFFindController.state.query.length);
 
-    var lastDivIdx = -1;
-    var pos;
-
     var ret = [];
 
     // Loop over all the matches.

web/viewer.js

@@ -1462,7 +1462,7 @@ var PDFView = {
   parseQueryString: function pdfViewParseQueryString(query) {
     var parts = query.split('&');
     var params = {};
-    for (var i = 0, ii = parts.length; i < parts.length; ++i) {
+    for (var i = 0, ii = parts.length; i < ii; ++i) {
       var param = parts[i].split('=');
       var key = param[0];
       var value = param.length > 1 ? param[1] : null;
@@ -1611,7 +1611,6 @@ var PDFView = {
 
 var DocumentOutlineView = function documentOutlineView(outline) {
   var outlineView = document.getElementById('outlineView');
-  var outlineButton = document.getElementById('viewOutline');
   while (outlineView.firstChild) {
     outlineView.removeChild(outlineView.firstChild);
   }