remove legacy code after refactoring to a helper class

src/main/java/com/owncloud/android/ui/fragment/ShareFileFragment.java

@@ -4,17 +4,19 @@
  * @author masensio
  * @author David A. Velasco
  * @author Juan Carlos González Cabrero
+ * @author Andy Scherzinger
  * Copyright (C) 2015 ownCloud Inc.
- * <p/>
+ * Copyright (C) 2018 Andy Scherzinger
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2,
  * as published by the Free Software Foundation.
- * <p/>
+ *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
- * <p/>
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
@@ -40,7 +42,6 @@ import android.widget.Button;
 import android.widget.CompoundButton;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
-import android.widget.ListAdapter;
 import android.widget.ListView;
 import android.widget.ScrollView;
 import android.widget.TextView;
@@ -57,6 +58,7 @@ import com.owncloud.android.ui.activity.FileActivity;
 import com.owncloud.android.ui.adapter.ShareUserListAdapter;
 import com.owncloud.android.ui.dialog.ExpirationDatePickerDialogFragment;
 import com.owncloud.android.ui.dialog.SharePasswordDialogFragment;
+import com.owncloud.android.ui.fragment.util.FileDetailSharingFragmentHelper;
 import com.owncloud.android.utils.DisplayUtils;
 import com.owncloud.android.utils.MimeTypeUtil;
 import com.owncloud.android.utils.ThemeUtils;
@@ -651,7 +653,7 @@ public class ShareFileFragment extends Fragment implements ShareUserListAdapter.
             noShares.setVisibility(View.GONE);
             usersList.setVisibility(View.VISIBLE);
             usersList.setAdapter(mUserGroupsAdapter);
-            setListViewHeightBasedOnChildren(usersList);
+            FileDetailSharingFragmentHelper.setListViewHeightBasedOnChildren(usersList);
         } else {
             noShares.setVisibility(View.VISIBLE);
             usersList.setVisibility(View.GONE);
@@ -908,29 +910,6 @@ public class ShareFileFragment extends Fragment implements ShareUserListAdapter.
         getHideFileListingPermissionSection().setVisibility(View.GONE);
     }
 
-    public static void setListViewHeightBasedOnChildren(ListView listView) {
-        ListAdapter listAdapter = listView.getAdapter();
-        if (listAdapter == null) {
-            return;
-        }
-        int desiredWidth = View.MeasureSpec.makeMeasureSpec(listView.getWidth(), View.MeasureSpec.AT_MOST);
-        int totalHeight = 0;
-        View view = null;
-        for (int i = 0; i < listAdapter.getCount(); i++) {
-            view = listAdapter.getView(i, view, listView);
-            if (i == 0) {
-                view.setLayoutParams(new ViewGroup.LayoutParams(desiredWidth, ViewGroup.LayoutParams.WRAP_CONTENT));
-            }
-            view.measure(desiredWidth, View.MeasureSpec.UNSPECIFIED);
-            totalHeight += view.getMeasuredHeight();
-        }
-        ViewGroup.LayoutParams params = listView.getLayoutParams();
-        params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
-        listView.setLayoutParams(params);
-        listView.requestLayout();
-    }
-
-
     /**
      * Starts a dialog that requests a password to the user to protect a share link.
      *