Add 5 experimental accessibility features on Chrome OS.

chrome/browser/resources/options/browser_options.html

Index: chrome/browser/resources/options/browser_options.html
diff --git a/chrome/browser/resources/options/browser_options.html b/chrome/browser/resources/options/browser_options.html
index 0a4815969128d54de3bc8c6a743f976cb157c452..fdd5854a61121a1486336d46108c336b815f9bbe 100644
--- a/chrome/browser/resources/options/browser_options.html
+++ b/chrome/browser/resources/options/browser_options.html
@@ -966,6 +966,73 @@
         </label>
       </div>
     </div>
+    <div id="experimental_accessibility_features" hidden>
+      <div class="option_name" id="accessibility_caret_highlight">
+        <div class="checkbox controlled-setting-with-label">
+          <label>
+            <input pref="settings.a11y.caret_highlight" type="checkbox"
+                metric="Options_AccessibilityCaretHighlight">
+            <span>
+              <span i18n-content="accessibilityCaretHighlight"></span>
+              <span class="controlled-setting-indicator"
+                  pref="settings.a11y.caret_highlight"></span>
+            </span>
+          </label>
+        </div>
+      </div>
+      <div class="option_name" id="accessibility_cursor_highlight">
+        <div class="checkbox controlled-setting-with-label">
+          <label>
+            <input pref="settings.a11y.cursor_highlight" type="checkbox"
+                metric="Options_AccessibilityCursorHighlight">
+            <span>
+              <span i18n-content="accessibilityCursorHighlight"></span>
+              <span class="controlled-setting-indicator"
+                  pref="settings.a11y.cursor_highlight"></span>
+            </span>
+          </label>
+        </div>
+      </div>
+      <div class="option_name" id="accessibility_focus_highlight">
+        <div class="checkbox controlled-setting-with-label">
+          <label>
+            <input pref="settings.a11y.focus_highlight" type="checkbox"
+                metric="Options_AccessibilityFocusHighlight">
+            <span>
+              <span i18n-content="accessibilityFocusHighlight"></span>
+              <span class="controlled-setting-indicator"
+                  pref="settings.a11y.focus_highlight"></span>
+            </span>
+          </label>
+        </div>
+      </div>
+      <div class="option_name" id="accessibility_select_to_speak">
+        <div class="checkbox controlled-setting-with-label">
+          <label>
+            <input pref="settings.a11y.select_to_speak" type="checkbox"
+                metric="Options_AccessibilitySelectToSpeak">
+            <span>
+              <span i18n-content="accessibilitySelectToSpeak"></span>
+              <span class="controlled-setting-indicator"
+                  pref="settings.a11y.select_to_speak"></span>
+            </span>
+          </label>
+        </div>
+      </div>
+      <div class="option_name" id="accessibility_switch_access">
+        <div class="checkbox controlled-setting-with-label">
+          <label>
+            <input pref="settings.a11y.switch_access" type="checkbox"
+                metric="Options_AccessibilitySwitchAccess">
+            <span>
+              <span i18n-content="accessibilitySwitchAccess"></span>
+              <span class="controlled-setting-indicator"
+                  pref="settings.a11y.switch_access"></span>
+            </span>
+          </label>
+        </div>
+      </div>
+    </div>
   </div>
 </if>