Merge pull request #2144 from nextcloud/codacy

codacy: remove unused code

scripts/lint/lint-results.txt

@@ -1,2 +1,2 @@
 DO NOT TOUCH; GENERATED BY DRONE
-      <span class="mdl-layout-title">Lint Report: 130 warnings</span>
+      <span class="mdl-layout-title">Lint Report: 129 warnings</span>

src/main/java/com/owncloud/android/ui/dialog/SendShareDialog.java

@@ -21,7 +21,6 @@ import android.widget.TextView;
 import com.owncloud.android.R;
 import com.owncloud.android.datamodel.OCFile;
 import com.owncloud.android.lib.common.utils.Log_OC;
-import com.owncloud.android.ui.activity.FileDisplayActivity;
 import com.owncloud.android.ui.adapter.SendButtonAdapter;
 import com.owncloud.android.ui.components.SendButtonData;
 import com.owncloud.android.ui.helpers.FileOperationsHelper;

src/main/java/com/owncloud/android/utils/FileStorageUtils.java

@@ -124,18 +124,6 @@ public class FileStorageUtils {
         return df.format(d);
     }
 
-    private static String getSubpathFromDate(long date) {
-        if (date == 0) {
-            return "";
-        }
-
-        Date d = new Date(date);
-
-        DateFormat df = new SimpleDateFormat(PATTERN_YYYY_MM);
-
-        return df.format(d);
-    }
-
     /**
      * Returns the InstantUploadFilePath on the nextcloud instance
      *