Webui resources cleanup

delete unused assets
- imageburner is dead (chrome://imageburner just redirects and will be removed later this year)
- toggle buttons were removed from the network list at some point but some JS and CSS lived on
- other assets are just plain unused

BUG=522168

Review URL: https://codereview.chromium.org/1289753010

Cr-Commit-Position: refs/heads/master@{#344011}

8 files changed, 2 insertions, 256 deletions

diff --git a/chrome/browser/resources/chromeos/image_burner.css b/chrome/browser/resources/chromeos/image_burner.css
deleted file mode 100644
index 50e7327..0000000
--- a/chrome/browser/resources/chromeos/image_burner.css
+++ /dev/null
@@ -1,224 +0,0 @@
-/* Copyright 2013 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. */
-
-html,
-body,
-ul,
-li {
-  margin: 0;
-  padding: 0;
-}
-
-body,
-html {
-  height: 100%;
-}
-
-a {
-  color: rgb(0, 102, 204);
-  text-decoration: none;
-}
-
-button {
-  -webkit-margin-start: 15px;
-  min-width: 80px;
-}
-
-h1 {
-  font-size: 15pt;
-  margin-top: 0;
-}
-
-h2 {
-  font-size: 13pt;
-  margin-top: 0;
-}
-
-header {
-  -webkit-padding-start: 120px;
-  background-color: rgb(242, 247, 250);
-  border-bottom: 1px solid rgb(218, 236, 248);
-  padding-bottom: 50px;
-  padding-top: 50px;
-}
-
-header p {
-  margin-bottom: 0;
-  width: 800px;
-}
-
-input {
-  margin-bottom: 7px;
-  margin-top: 7px;
-}
-
-li {
-  list-style: none;
-  margin-bottom: 8px;
-}
-
-p {
-  margin-top: 0;
-}
-
-progress {
-  margin-bottom: 0;
-  width: 371px;
-}
-
-ul {
-  margin-bottom: 25px;
-  margin-top: 0;
-}
-
-.aligned-to-start {
-  -webkit-padding-start: 120px;
-}
-
-.float-start {
-  float: left;
-}
-
-html[dir='rtl'] .float-start {
-  float-right;
-}
-
-.float-stop {
-  clear: both;
-}
-
-.default-text {
-  margin-bottom: 0;
-}
-
-.normal-text {
-  font-size: 15;
-}
-
-.progress-text {
-  color: #666;
-  margin-bottom: 2px;
-  margin-top: 2px;
-}
-
-.select-option {
-  margin-top: 3px;
-}
-
-.new-line {
-  clear: both;
-}
-
-#main-content {
-  -webkit-padding-start: 120px;
-  background-image: -webkit-linear-gradient(rgb(255, 255, 255),
-                                            rgb(239, 245, 255));
-  bottom: 0;
-  left: 0;
-  padding-bottom: 35px;
-  padding-top: 35px;
-  position: absolute;
-  right: 0;
-  top: 195px;
-}
-
-#status-icon {
-  display: none;
-  height: 64px;
-  left: 32px;
-  position: absolute;
-  right: 37px;
-  width: 64px;
-}
-
-#main-content.device-detected-none #status-icon {
-  background: url(insert.png);
-  background-repeat: no-repeat;
-  display: block;
-}
-
-#main-content.device-detected-usb #status-icon {
-  background: url(detected_usb.png);
-  background-repeat: no-repeat;
-  display: block;
-}
-
-#main-content.device-detected-sd #status-icon {
-  background: url(detected_sd.png);
-  background-repeat: no-repeat;
-  display: block;
-}
-
-#progress-status-div {
-  display: none;
-}
-
-#main-content.progress #progress-status-div {
-  display: block;
-}
-
-#cancel-button {
-  display: none;
-  margin-bottom: 0;
-  margin-top: -4px;
-}
-
-#main-content.progress-canceble #cancel-button {
-  display: block;
-}
-
-#pending-time {
-  clear: both
-}
-
-#device-selection {
-  display: none;
-}
-
-#main-content.device-detected-mul #device-selection {
-  display: block;
-}
-
-#warning-icon {
-  -webkit-margin-end: 10px;
-  display: none;
-  height: 26px;
-  width: 25px;
-}
-
-#main-content.warning #warning-icon,
-#main-content.error #warning-icon {
-  background: url(../../../../ui/webui/resources/images/icon_warning.png);
-  background-repeat: no-repeat;
-  display: block;
-}
-
-#main-content.success #warning-icon {
-  background: url(../../../../ui/webui/resources/images/icon_checkmark.png);
-  background-repeat: no-repeat;
-  display: block;
-}
-
-#warning-div {
-  display: block;
-}
-
-#main-content.progress #warning-div {
-  display: none;
-}
-
-#warning-text {
-  max-width: 550px;
-  padding-top: 4px;
-}
-
-#main-content.success #warning-button,
-#main-content.warning-no-conf #warning-button,
-#main-content.device-detected-none #warning-button {
-  display: none;
-}
-
-#main-content.error #warning-button {
-  clear: both;
-}
diff --git a/chrome/browser/resources/options/browser_options.css b/chrome/browser/resources/options/browser_options.css
index 6870b3a..0b10188 100644
--- a/chrome/browser/resources/options/browser_options.css
+++ b/chrome/browser/resources/options/browser_options.css
@@ -281,24 +281,10 @@ list:not([disabled]) > .network-group[selected] {
   }
 }
 
-.network-add-connection,
-.network-control-active,
-.network-control-inactive {
-  background-position: center center !important;
-  background-repeat: no-repeat;
-}
-
 .network-add-connection {
   background-image: url(chrome://theme/IDR_NETWORK_ADD_CONNECTION);
-  background-size: 16px;
-}
-
-.network-control-inactive {
-  background-image: none;
-}
-
-.network-control-active {
-  background-image: url(chrome://theme/IDR_PROFILE_SELECTED);
+  background-position: center center !important;
+  background-repeat: no-repeat;
   background-size: 16px;
 }
 
diff --git a/chrome/browser/resources/options/chromeos/network_list.js b/chrome/browser/resources/options/chromeos/network_list.js
index 018f67a..eb25cf4 100644
--- a/chrome/browser/resources/options/chromeos/network_list.js
+++ b/chrome/browser/resources/options/chromeos/network_list.js
@@ -1105,20 +1105,6 @@ cr.define('options.network', function() {
     },
 
     /**
-     * Updates the state of a toggle button.
-     * @param {string} key Unique identifier for the element.
-     * @param {boolean} active Whether the control is active.
-     */
-    updateToggleControl: function(key, active) {
-      var index = this.indexOf(key);
-      if (index != undefined) {
-        var entry = this.dataModel.item(index);
-        entry.iconType = active ? 'control-active' : 'control-inactive';
-        this.update(entry);
-      }
-    },
-
-    /**
      * Updates the state of network devices and services.
      * @param {!Array<{State: string, Type: string}>} deviceStates The result
      *     from networkingPrivate.getDeviceStates.
diff --git a/ui/webui/resources/images/2x/help.png b/ui/webui/resources/images/2x/help.png
deleted file mode 100644
index 8f6e58f..0000000
--- a/ui/webui/resources/images/2x/help.png
+++ /dev/null
diff --git a/ui/webui/resources/images/icon_checkmark.png b/ui/webui/resources/images/icon_checkmark.png
deleted file mode 100644
index 327add2..0000000
--- a/ui/webui/resources/images/icon_checkmark.png
+++ /dev/null
diff --git a/ui/webui/resources/images/icon_warning.png b/ui/webui/resources/images/icon_warning.png
deleted file mode 100644
index 8253099..0000000
--- a/ui/webui/resources/images/icon_warning.png
+++ /dev/null
diff --git a/ui/webui/resources/images/question_mark.png b/ui/webui/resources/images/question_mark.png
deleted file mode 100644
index 7038584..0000000
--- a/ui/webui/resources/images/question_mark.png
+++ /dev/null
diff --git a/ui/webui/resources/webui_resources.grd b/ui/webui/resources/webui_resources.grd
index 1919564..8464c5e 100644
--- a/ui/webui/resources/webui_resources.grd
+++ b/ui/webui/resources/webui_resources.grd
@@ -187,8 +187,6 @@ without changes to the corresponding grd file. -->
                file="images/error.svg" type="BINDATA" />
       <include name="IDR_WEBUI_IMAGES_GEAR"
                file="images/gear.png" type="BINDATA" />
-      <include name="IDR_WEBUI_IMAGES_QUESTION_MARK"
-               file="images/question_mark.png" type="BINDATA" />
       <include name="IDR_WEBUI_IMAGES_SELECT"
                file="images/select.png" type="BINDATA" />
       <include name="IDR_WEBUI_IMAGES_THROBBER"