Reduce spotbugs

Signed-off-by: Joris Bodin <joris.bodin@infomaniak.com>

src/main/java/com/owncloud/android/ui/activity/FileActivity.java

@@ -615,7 +615,7 @@ public abstract class FileActivity extends DrawerActivity
         dialog.show(getSupportFragmentManager(), DIALOG_CERT_NOT_SAVED);
     }
 
-    public void checkForNewDevVersionNecessary(View view, Context context) {
+    public void checkForNewDevVersionNecessary(Context context) {
         if (getResources().getBoolean(R.bool.dev_version_direct_download_enabled)) {
             ArbitraryDataProvider arbitraryDataProvider = new ArbitraryDataProvider(getContentResolver());
             int count = arbitraryDataProvider.getIntegerValue(FilesSyncHelper.GLOBAL, APP_OPENED_COUNT);

src/main/java/com/owncloud/android/ui/activity/FileDisplayActivity.java

@@ -2606,14 +2606,14 @@ public class FileDisplayActivity extends FileActivity
         }
 
         EventBus.getDefault().post(new TokenPushEvent());
-        checkForNewDevVersionNecessary(findViewById(R.id.root_layout), getApplicationContext());
+        checkForNewDevVersionNecessary(getApplicationContext());
     }
 
     @Override
     protected void onRestart() {
         super.onRestart();
 
-        checkForNewDevVersionNecessary(findViewById(R.id.root_layout), getApplicationContext());
+        checkForNewDevVersionNecessary(getApplicationContext());
     }
 
     public void setSearchQuery(String query) {

src/main/java/com/owncloud/android/ui/activity/SyncedFoldersActivity.java

@@ -70,7 +70,6 @@ import com.owncloud.android.ui.decoration.MediaGridItemDecoration;
 import com.owncloud.android.ui.dialog.SyncedFolderPreferencesDialogFragment;
 import com.owncloud.android.ui.dialog.parcel.SyncedFolderParcelable;
 import com.owncloud.android.utils.DisplayUtils;
-import com.owncloud.android.utils.FilesSyncHelper;
 import com.owncloud.android.utils.PermissionUtil;
 import com.owncloud.android.utils.ThemeUtils;
 
@@ -233,7 +232,6 @@ public class SyncedFoldersActivity extends FileActivity implements SyncedFolderA
 
     private void showPowerCheckDialog() {
         AlertDialog alertDialog = new AlertDialog.Builder(this)
-            .setView(findViewById(R.id.root_layout))
             .setPositiveButton(R.string.common_ok, (dialog, which) -> dialog.dismiss())
             .setTitle(ThemeUtils.getColoredTitle(getResources().getString(R.string.autoupload_disable_power_save_check),
                                                  ThemeUtils.primaryAccentColor(this)))