Remove unused schema.TestGroup class

Not to be confused with cgg.acceptance.testsuite.group.TestGroup, which
is used.

Change-Id: I8c5f53d5eb0c37ac3ae1515eee0d9d9ef69605c2
diff --git a/javatests/com/google/gerrit/server/schema/TestGroup.java b/javatests/com/google/gerrit/server/schema/TestGroup.java
deleted file mode 100644
index cca6d6c..0000000
--- a/javatests/com/google/gerrit/server/schema/TestGroup.java
+++ /dev/null
@@ -1,80 +0,0 @@
-// Copyright (C) 2018 The Android Open Source Project
-//
-// 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 com.google.gerrit.server.schema;
-
-import com.google.auto.value.AutoValue;
-import com.google.gerrit.entities.AccountGroup;
-import com.google.gerrit.server.util.time.TimeUtil;
-import java.sql.Timestamp;
-import java.util.Optional;
-import org.junit.Ignore;
-
-@AutoValue
-@Ignore
-public abstract class TestGroup {
-  abstract Optional<AccountGroup.NameKey> getNameKey();
-
-  abstract Optional<AccountGroup.UUID> getGroupUuid();
-
-  abstract Optional<AccountGroup.Id> getId();
-
-  abstract Optional<Timestamp> getCreatedOn();
-
-  abstract Optional<AccountGroup.UUID> getOwnerGroupUuid();
-
-  abstract Optional<String> getDescription();
-
-  abstract boolean isVisibleToAll();
-
-  public static Builder builder() {
-    return new AutoValue_TestGroup.Builder().setVisibleToAll(false);
-  }
-
-  @AutoValue.Builder
-  public abstract static class Builder {
-    public abstract Builder setNameKey(AccountGroup.NameKey nameKey);
-
-    public Builder setName(String name) {
-      return setNameKey(AccountGroup.nameKey(name));
-    }
-
-    public abstract Builder setGroupUuid(AccountGroup.UUID uuid);
-
-    public abstract Builder setId(AccountGroup.Id id);
-
-    public abstract Builder setCreatedOn(Timestamp createdOn);
-
-    public abstract Builder setOwnerGroupUuid(AccountGroup.UUID ownerGroupUuid);
-
-    public abstract Builder setDescription(String description);
-
-    public abstract Builder setVisibleToAll(boolean visibleToAll);
-
-    public abstract TestGroup autoBuild();
-
-    public AccountGroup build() {
-      TestGroup testGroup = autoBuild();
-      AccountGroup.NameKey name = testGroup.getNameKey().orElse(AccountGroup.nameKey("users"));
-      AccountGroup.Id id = testGroup.getId().orElse(AccountGroup.id(Math.abs(name.hashCode())));
-      AccountGroup.UUID uuid = testGroup.getGroupUuid().orElse(AccountGroup.uuid(name + "-UUID"));
-      Timestamp createdOn = testGroup.getCreatedOn().orElseGet(TimeUtil::nowTs);
-      AccountGroup accountGroup = new AccountGroup(name, id, uuid, createdOn);
-      testGroup.getOwnerGroupUuid().ifPresent(accountGroup::setOwnerGroupUUID);
-      testGroup.getDescription().ifPresent(accountGroup::setDescription);
-      accountGroup.setVisibleToAll(testGroup.isVisibleToAll());
-      return accountGroup;
-    }
-  }
-}