[Android] Remove dead code from SyncCustomizationFragment

This CL removes a field and a method that are no longer used.

Bug: None
Change-Id: I510e1cfa0a864f41618f00152c426399647b716c
Reviewed-on: https://chromium-review.googlesource.com/1072090Reviewed-by: Bernhard Bauer <bauerb@chromium.org>
Commit-Queue: Boris Sazonov <bsazonov@chromium.org>
Cr-Commit-Position: refs/heads/master@{#561825}

chrome/android/java/src/org/chromium/chrome/browser/sync/ui/SyncCustomizationFragment.java

@@ -116,18 +116,6 @@ public class SyncCustomizationFragment extends PreferenceFragment
     private boolean mIsEngineInitialized;
     private boolean mIsPassphraseRequired;
 
-    @VisibleForTesting
-    public static final String[] PREFS_TO_SAVE = {
-        PREFERENCE_SYNC_EVERYTHING,
-        PREFERENCE_SYNC_AUTOFILL,
-        PREFERENCE_SYNC_BOOKMARKS,
-        PREFERENCE_SYNC_OMNIBOX,
-        PREFERENCE_SYNC_PASSWORDS,
-        PREFERENCE_SYNC_RECENT_TABS,
-        PREFERENCE_SYNC_SETTINGS,
-        PREFERENCE_PAYMENTS_INTEGRATION
-    };
-
     private static final String DASHBOARD_URL = "https://www.google.com/settings/chrome/sync";
 
     private SwitchPreference mSyncEverything;
@@ -269,16 +257,6 @@ public class SyncCustomizationFragment extends PreferenceFragment
         return false;
     }
 
-    /**
-     * Returns the sync action bar switch to enable/disable sync.
-     *
-     * @return the mActionBarSwitch
-     */
-    @VisibleForTesting
-    public ChromeSwitchPreference getSyncSwitchPreference() {
-        return mSyncSwitchPreference;
-    }
-
     @Override
     public void onStart() {
         super.onStart();