CrOS: Enable app badging flag for shelf and launcher

Bug: 1080827, 1122723
Change-Id: I8349f698e9c403a53d3c265380337be35c024402
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2399620Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Reviewed-by: Scott Violet <sky@chromium.org>
Commit-Queue: Matthew Mourgos <mmourgos@chromium.org>
Cr-Commit-Position: refs/heads/master@{#805849}

ui/base/ui_base_features.cc

@@ -60,8 +60,8 @@ const base::Feature kSystemCaptionStyle{"SystemCaptionStyle",
 const base::Feature kSystemKeyboardLock{"SystemKeyboardLock",
                                         base::FEATURE_ENABLED_BY_DEFAULT};
 
-const base::Feature kNotificationIndicator = {
-    "EnableNotificationIndicator", base::FEATURE_DISABLED_BY_DEFAULT};
+const base::Feature kNotificationIndicator = {"EnableNotificationIndicator",
+                                              base::FEATURE_ENABLED_BY_DEFAULT};
 
 bool IsNotificationIndicatorEnabled() {
   return base::FeatureList::IsEnabled(kNotificationIndicator);