Revert 138212 - Implement High Contrast mode for Chrome OS.

chrome/browser/resources/options2/browser_options.js

Index: chrome/browser/resources/options2/browser_options.js
===================================================================
--- chrome/browser/resources/options2/browser_options.js	(revision 138238)
+++ chrome/browser/resources/options2/browser_options.js	(working copy)
@@ -464,13 +464,8 @@
       if (cr.isChromeOS) {
         $('accessibility-spoken-feedback-check').onchange = function(event) {
           chrome.send('spokenFeedbackChange',
-                      [$('accessibility-spoken-feedback-check').checked]);
+          [$('accessibility-spoken-feedback-check').checked]);
         };
-
-        $('accessibility-high-contrast-check').onchange = function(event) {
-          chrome.send('highContrastChange',
-                      [$('accessibility-high-contrast-check').checked]);
-        };
       }
 
       // Background mode section.
@@ -1217,7 +1212,7 @@
      * @private
      */
     setHighContrastCheckboxState_: function(checked) {
-      $('accessibility-high-contrast-check').checked = checked;
+      // TODO(zork): Update UI
     },
 
     /**