Componentize Reading List

ios/chrome/browser/experimental_flags.mm

 // Copyright 2015 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.
 
 // This file can be empty. Its purpose is to contain the relatively short lived
 // definitions required for experimental flags.
 
 #include "ios/chrome/browser/experimental_flags.h"
 
 #include <dispatch/dispatch.h>
 #import <Foundation/Foundation.h>
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/metrics/field_trial.h"
 #include "base/strings/string_util.h"
 #include "components/autofill/core/common/autofill_switches.h"
+#include "components/reading_list/reading_list_switches.h"
 #include "components/variations/variations_associated_data.h"
 #include "ios/chrome/browser/chrome_switches.h"
 #include "ios/web/public/web_view_creation_util.h"
 
 namespace {
 NSString* const kEnableAlertOnBackgroundUpload =
     @"EnableAlertsOnBackgroundUpload";
 NSString* const kEnableViewCopyPasswords = @"EnableViewCopyPasswords";
 NSString* const kHeuristicsForPasswordGeneration =
     @"HeuristicsForPasswordGeneration";
@@ skipping 66 matching lines @@
     return false;
   }
 
   // Check if the finch experiment is turned on.
   std::string group_name = base::FieldTrialList::FindFullName("IOSTabSwitcher");
   return base::StartsWith(group_name, "Enabled",
                           base::CompareCase::INSENSITIVE_ASCII);
 }
 
 bool IsReadingListEnabled() {
-  // Check if the experimental flag is forced on or off.
-  base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
-  if (command_line->HasSwitch(switches::kEnableReadingList)) {
-    return true;
-  }
-  return false;
+  return reading_list::switches::IsReadingListEnabled();
 }
 
 bool IsAllBookmarksEnabled() {
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
   if (command_line->HasSwitch(switches::kEnableAllBookmarksView)) {
     return true;
   } else if (command_line->HasSwitch(switches::kDisableAllBookmarksView)) {
     return false;
   }
 
@@ skipping 64 matching lines @@
   return ![[NSUserDefaults standardUserDefaults]
       boolForKey:kMDMIntegrationDisabled];
 }
 
 bool IsPendingIndexNavigationEnabled() {
   return [[NSUserDefaults standardUserDefaults]
       boolForKey:kPendingIndexNavigationEnabled];
 }
 
 }  // namespace experimental_flags