Move NoOpMatrixCallback to MatrixCallback.kt file

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/MatrixCallback.kt

@@ -38,3 +38,8 @@ interface MatrixCallback<in T> {
         // no-op
     }
 }
+
+/**
+ * Basic no op implementation
+ */
+class NoOpMatrixCallback<T>: MatrixCallback<T>

vector/src/main/java/im/vector/riotx/core/utils/NoOpMatrixCallback.kt

@@ -1,21 +0,0 @@
-/*
- * Copyright 2020 New Vector Ltd
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package im.vector.riotx.core.utils
-
-import im.vector.matrix.android.api.MatrixCallback
-
-class NoOpMatrixCallback<T>: MatrixCallback<T>

vector/src/main/java/im/vector/riotx/features/home/room/detail/RoomDetailViewModel.kt

@@ -66,7 +66,7 @@ import im.vector.riotx.core.platform.VectorViewModel
 import im.vector.riotx.core.resources.StringProvider
 import im.vector.riotx.core.resources.UserPreferencesProvider
 import im.vector.riotx.core.utils.LiveEvent
-import im.vector.riotx.core.utils.NoOpMatrixCallback
+import im.vector.matrix.android.api.NoOpMatrixCallback
 import im.vector.riotx.core.utils.subscribeLogError
 import im.vector.riotx.features.command.CommandParser
 import im.vector.riotx.features.command.ParsedCommand