Componentize Reading List

ios/chrome/browser/about_flags.mm

Index: ios/chrome/browser/about_flags.mm
diff --git a/ios/chrome/browser/about_flags.mm b/ios/chrome/browser/about_flags.mm
index a802cb390371f2ef36cc09820e04a646a4f35abe..92692be3658c79d786ec01cad9d5799e7bd2ce76 100644
--- a/ios/chrome/browser/about_flags.mm
+++ b/ios/chrome/browser/about_flags.mm
@@ -26,6 +26,7 @@
 #include "components/flags_ui/flags_storage.h"
 #include "components/flags_ui/flags_ui_switches.h"
 #include "components/ntp_tiles/switches.h"
+#include "components/reading_list/reading_list_switches.h"
 #include "components/strings/grit/components_strings.h"
 #include "components/sync/driver/sync_driver_switches.h"
 #include "google_apis/gaia/gaia_switches.h"
@@ -231,9 +232,9 @@ void AppendSwitchesFromExperimentalSettings(base::CommandLine* command_line) {
 
   // Populate command line flags from Reading List.
   if ([defaults boolForKey:@"EnableReadingList"]) {
-    command_line->AppendSwitch(switches::kEnableReadingList);
+    command_line->AppendSwitch(reading_list::switches::kEnableReadingList);
   } else {
-    command_line->AppendSwitch(switches::kDisableReadingList);
+    command_line->AppendSwitch(reading_list::switches::kDisableReadingList);
   }
 
   // Populate command line flag for Spotlight Actions.