Enable KidsManagementUrlClassification by default

Bug: 935032
Change-Id: Ifebd7227120d90b9388fd9491b9a307a82a0991a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1571545Reviewed-by: Henrique Grandinetti <hgrandinetti@chromium.org>
Commit-Queue: Alan Wink <alanwink@chromium.org>
Cr-Commit-Position: refs/heads/master@{#651763}

chrome/common/chrome_features.cc

@@ -370,7 +370,7 @@ const base::Feature kIntentPicker {
 // Uses KidsManagement UrlClassification instead of SafeSearch for supervised
 // accounts.
 const base::Feature kKidsManagementUrlClassification{
-    "KidsManagementUrlClassification", base::FEATURE_DISABLED_BY_DEFAULT};
+    "KidsManagementUrlClassification", base::FEATURE_ENABLED_BY_DEFAULT};
 
 // Enables or disables the Location Settings Dialog (LSD). The LSD is an Android
 // system-level geolocation permission prompt.