Read feature param for Physical Web experiment

chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java

 // 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.
 
 package org.chromium.chrome.browser.physicalweb;
 
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.os.AsyncTask;
 import android.preference.PreferenceManager;
 
-import org.chromium.base.CommandLine;
 import org.chromium.chrome.browser.ChromeApplication;
-import org.chromium.chrome.browser.ChromeSwitches;
-import org.chromium.chrome.browser.ChromeVersionInfo;
+import org.chromium.chrome.browser.ChromeFeatureList;
 import org.chromium.chrome.browser.preferences.privacy.PrivacyPreferencesManager;
 
 /**
  * This class provides the basic interface to the Physical Web feature.
  */
 public class PhysicalWeb {
     public static final int OPTIN_NOTIFY_MAX_TRIES = 1;
     private static final String PREF_PHYSICAL_WEB_NOTIFY_COUNT = "physical_web_notify_count";
+    private static final String FEATURE_NAME = "PhysicalWeb";
 
     /**
      * Evaluate whether the environment is one in which the Physical Web should
      * be enabled.
      * @return true if the PhysicalWeb should be enabled
      */
     public static boolean featureIsEnabled() {
-        boolean allowedChannel =
-                ChromeVersionInfo.isLocalBuild() || ChromeVersionInfo.isDevBuild();
-        boolean switchEnabled =
-                CommandLine.getInstance().hasSwitch(ChromeSwitches.ENABLE_PHYSICAL_WEB);
-        return allowedChannel && switchEnabled;
+        return ChromeFeatureList.isEnabled(FEATURE_NAME);
     }
 
     /**
      * Checks whether the Physical Web preference is switched to On.
      *
      * @param context An instance of android.content.Context
      * @return boolean {@code true} if the preference is On.
      */
     public static boolean isPhysicalWebPreferenceEnabled(Context context) {
         return PrivacyPreferencesManager.getInstance(context).isPhysicalWebEnabled();
@@ skipping 82 matching lines @@
     private static void clearUrlsAsync(final Context context) {
         Runnable task = new Runnable() {
             @Override
             public void run() {
                 UrlManager.getInstance(context).clearUrls();
             }
         };
         AsyncTask.THREAD_POOL_EXECUTOR.execute(task);
     }
 }