alternate ntp: show search provider logo

chrome/browser/resources/instant/instant.js

Index: chrome/browser/resources/instant/instant.js
diff --git a/chrome/browser/resources/instant/instant.js b/chrome/browser/resources/instant/instant.js
index 8fa494bb6d372f94c5c32d2ed728d3311a192edf..ee825bf6aeced6a1e5bcd39dce199eec2e2665bb 100644
--- a/chrome/browser/resources/instant/instant.js
+++ b/chrome/browser/resources/instant/instant.js
@@ -18,9 +18,18 @@ var instantConfig = (function() {
   var FIELDS = [
     {
       key: 'instant.animation_scale_factor',
-      label: 'Slow down animations by a factor of',
-      units: 'no units, range 1 to 10',
-      default: 1
+      type: 'number',
+      label: 'Slow down animations by a factor of ',
+      units: 'no units, range 1 to 20',
+      default: 1,
+      min: 1,
+      max: 20
+    },
+    {
+      key: 'instant.show_search_provider_logo',
+      type: 'checkbox',
+      label: 'Show search provider logo',
+      default: false
     }
   ];
 
@@ -52,7 +61,7 @@ var instantConfig = (function() {
       row.appendChild(label);
 
       var input = createElementWithClass('input', 'row-input');
-      input.type = 'number';
+      input.type = field.type;
       input.size = 3;
       input.id = field.key;
       input.min = field.min || 0;
@@ -77,7 +86,7 @@ var instantConfig = (function() {
     for (var i = 0; i < FIELDS.length; i++) {
       var field = FIELDS[i];
       $(field.key).onchange = (function(key) {
-        setPreferenceValue(key, $(key).value);
+        setPreferenceValue(key);
       }).bind(null, field.key);
     }
   }
@@ -98,18 +107,27 @@ var instantConfig = (function() {
    * @param {value} value The current value associated with prefName.
    */
   function getPreferenceValueResult(prefName, value) {
-    $(prefName).value = value;
+    if ($(prefName).type == 'checkbox')
+      $(prefName).checked = value;
+    else
+      $(prefName).value = value;
   }
 
   /**
-   * Set a preference setting's value.
+   * Set a preference setting's value stored in the element with prefName.
    * @param {string} prefName The name of the preference value being set.
-   * @param {value} value The value to be associated with prefName.
    */
-  function setPreferenceValue(prefName, value) {
+  function setPreferenceValue(prefName) {
+    var value;
+    if ($(prefName).type == 'checkbox')
+      value = $(prefName).checked;
+    else if ($(prefName).type == 'number')
+      value = parseFloat($(prefName).value);
+    else
+      value = $(prefName).value;
     chrome.send(
         'setPreferenceValue',
-        [prefName, parseFloat(value)]);
+        [prefName, value]);
   }
 
   /**
@@ -119,8 +137,11 @@ var instantConfig = (function() {
   function onReset() {
     for (var i = 0; i < FIELDS.length; i++) {
       var field = FIELDS[i];
-      $(field.key).value = field.default;
-      setPreferenceValue(field.key, field.default);
+      if ($(field.key).type == 'checkbox')
+        $(field.key).checked = field.default;
+      else
+        $(field.key).value = field.default;
+      setPreferenceValue(field.key);
     }
     return false;
   }
@@ -131,7 +152,7 @@ var instantConfig = (function() {
   function onSave() {
     for (var i = 0; i < FIELDS.length; i++) {
       var field = FIELDS[i];
-      setPreferenceValue(field.key, $(field.key).value);
+      setPreferenceValue(field.key);
     }
     return false;
   }