Refactoring AutocompleteActionPredictor Database.

chrome/browser/resources/predictors/autocomplete_action_predictor.js

-// Copyright (c) 2012 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.
-
-/**
- * Requests the database from the backend.
- */
-function requestAutocompleteActionPredictorDb() {
-  console.debug('Requesting NAP DB');
-  chrome.send('requestAutocompleteActionPredictorDb');
-}
-
-
-/**
- * Callback from backend with the database contents. Sets up some globals and
- * calls to create the UI.
- * @param {Dictionary} database Information about AutocompleteActionPredictor
- *     including the database as a flattened list, a boolean indicating if the
- *     system is enabled and the current hit weight.
- */
-function updateDatabaseTable(database) {
-  console.debug('Updating Table NAP DB');
-
-  var filter = $('filter');
-  filter.disabled = false;
-  filter.onchange = function() {
-    updateDatabaseView(database);
-  };
-
-  updateDatabaseView(database);
-}
-
-/**
- * Updates the table from the database.
- * @param {Dictionary} database Information about AutocompleteActionPredictor
- *     including the database as a flattened list, a boolean indicating if the
- *     system is enabled and the current hit weight.
- */
-function updateDatabaseView(database) {
-  var databaseSection = $('databaseTableBody');
-  var showEnabled = database.enabled && database.db;
-
-  $('enabledMode').hidden = !showEnabled;
-  $('disabledMode').hidden = showEnabled;
-
-  if (!showEnabled)
-    return;
-
-  var filter = $('filter');
-
-  // Clear any previous list.
-  databaseSection.textContent = '';
-
-  for (var i = 0; i < database.db.length; ++i) {
-    var entry = database.db[i];
-
-    if (!filter.checked || entry.confidence > 0) {
-      var row = document.createElement('tr');
-      row.className = (entry.confidence > 0.8 ? 'action-prerender' :
-                          (entry.confidence > 0.5 ? 'action-preconnect' :
-                              'action-none'));
-
-      row.appendChild(document.createElement('td')).textContent =
-          entry.user_text;
-      row.appendChild(document.createElement('td')).textContent = entry.url;
-      row.appendChild(document.createElement('td')).textContent =
-          entry.hit_count;
-      row.appendChild(document.createElement('td')).textContent =
-          entry.miss_count;
-      row.appendChild(document.createElement('td')).textContent =
-          entry.confidence;
-
-      databaseSection.appendChild(row);
-    }
-  }
-  $('countBanner').textContent = 'Entries: ' + databaseSection.children.length;
-  $('countBanner').textContent += '  Hit Weight: ' + database.hit_weight;
-}
-
-document.addEventListener('DOMContentLoaded',
-                          requestAutocompleteActionPredictorDb);