Compile ui/keyboard/ JS, part 1: remove all warnings

ui/keyboard/resources/main.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 (function(exports) {
   /**
    * Alignment options for a keyset.
    * @param {Object=} opt_keyset The keyset to calculate the dimensions for.
    *    Defaults to the current active keyset.
    */
   var AlignmentOptions = function(opt_keyset) {
@@ skipping 403 matching lines @@
                  rightEdge + params.pitchX,//xOffset.
                  rightWidth,
                  keyHeight,
                  yOffset);
   }
 
   /**
    * Realigns a given row based on the parameters provided.
    * @param {!kb-row} row The row to realign.
    * @param {!AlignmentOptions} params The parameters used to align the keyset.
-   * @param {number} The height of the keys.
+   * @param {number} keyHeight The height of the keys.
    * @param {number} heightOffset The offset caused by rows above it.
    */
   function realignRow(row, params, keyHeight, heightOffset) {
     var all = row.children;
     var nStretch = 0;
     var stretchWeightSum = 0;
     var allSum = 0;
     // Keeps track of where to distribute pixels caused by round off errors.
     var deltaWidth = [];
     for (var i = 0; i < all.length; i++) {
@@ skipping 94 matching lines @@
     var layout = keyboard.layout;
     var keysets =
         keyboard.querySelectorAll('kb-keyset[id^=' + layout + ']').array();
     for (var i = 0; i<keysets.length ; i++) {
       realignKeyset(keysets[i], params);
     }
     keyboard.stale = false;
     exports.recordKeysets();
   }
 
-  /*
+  /**
    * Realigns a given keyset.
    * @param {Object} keyset The keyset to realign.
    * @param {!AlignmentOptions} params The parameters used to align the keyset.
    */
   function realignKeyset(keyset, params) {
     var rows = keyset.querySelectorAll('kb-row').array();
     keyset.style.fontSize = (params.availableHeight /
       FONT_SIZE_RATIO / rows.length) + 'px';
-    var heightOffset  = 0;
+    var heightOffset = 0;
     for (var i = 0; i < rows.length; i++) {
       var row = rows[i];
       var rowHeight =
           Math.floor(params.keyHeight * (row.weight / DEFAULT_KEY_WEIGHT));
       if (row.querySelector('.space') && (i > 1)) {
         realignSpacebarRow(row, rows[i-1], params, rowHeight, heightOffset)
       } else {
         realignRow(row, params, rowHeight, heightOffset);
       }
       heightOffset += (rowHeight + params.pitchY);
@@ skipping 68 matching lines @@
 addEventListener('touchend', function(e) { e.preventDefault() });
 addEventListener('touchmove', function(e) { e.preventDefault() });
 addEventListener('polymer-ready', function(e) {
   flattenKeysets();
   resolveAudio();
 });
 addEventListener('stateChange', function(e) {
   if (e.detail.value == $('keyboard').activeKeysetId)
     realignAll();
 })