changes due to codacy

Signed-off-by: tobiasKaminsky <tobias@kaminsky.me>

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

@@ -1729,7 +1729,7 @@ public class FileDisplayActivity extends HookActivity
         } else if (operation instanceof UnshareOperation) {
             onUpdateShareInformation(result, R.string.unsharing_failed);
         } else if (operation instanceof RestoreFileVersionOperation) {
-            onRestoreFileVersionOperationFinish((RestoreFileVersionOperation) operation, result);
+            onRestoreFileVersionOperationFinish(result);
         }
     }
 
@@ -1793,9 +1793,7 @@ public class FileDisplayActivity extends HookActivity
         }
     }
 
-    private void onRestoreFileVersionOperationFinish(RestoreFileVersionOperation operation,
-                                                     RemoteOperationResult result) {
-
+    private void onRestoreFileVersionOperationFinish(RemoteOperationResult result) {
         if (result.isSuccess()) {
             OCFile file = getFile();
 
@@ -1816,7 +1814,6 @@ public class FileDisplayActivity extends HookActivity
             Snackbar.make(getSecondFragment().getView(), R.string.file_version_restored_error,
                     Snackbar.LENGTH_LONG).show();
         }
-
     }
 
     public void setMediaServiceConnection() {

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

@@ -122,7 +122,6 @@ public class FileDetailActivitiesFragment extends Fragment implements ActivityLi
     private boolean restoreFileVersionSupported;
     private String userId;
     private FileOperationsHelper operationsHelper;
-    private FileDataStorageManager storageManager;
 
     public static FileDetailActivitiesFragment newInstance(OCFile file, Account account) {
         FileDetailActivitiesFragment fragment = new FileDetailActivitiesFragment();
@@ -191,7 +190,7 @@ public class FileDetailActivitiesFragment extends Fragment implements ActivityLi
     }
 
     private void setupView() {
-        storageManager = new FileDataStorageManager(account, getActivity().getContentResolver());
+        FileDataStorageManager storageManager = new FileDataStorageManager(account, getActivity().getContentResolver());
         operationsHelper = ((ComponentsGetter) getActivity()).getFileOperationsHelper();
 
         OCCapability capability = storageManager.getCapability(account.name);
@@ -266,8 +265,8 @@ public class FileDetailActivitiesFragment extends Fragment implements ActivityLi
 
                 ArrayList<Object> versions = null;
                 if (restoreFileVersionSupported) {
-                    ReadFileVersionsOperation readFileVersionsOperation = new ReadFileVersionsOperation(file.getLocalId(),
-                            userId);
+                    ReadFileVersionsOperation readFileVersionsOperation = new ReadFileVersionsOperation(
+                            file.getLocalId(), userId);
 
                     RemoteOperationResult result1 = readFileVersionsOperation.execute(ownCloudClient);