Remove unused android.test.DatabaseTestUtils

Bug: 30188076
Test: make checkbuild
Change-Id: I11b1a3b90b9d17af9278ec8b28483eee01b75e81
diff --git a/test-runner/src/android/test/DatabaseTestUtils.java b/test-runner/src/android/test/DatabaseTestUtils.java
deleted file mode 100644
index 1980d92..0000000
--- a/test-runner/src/android/test/DatabaseTestUtils.java
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * Copyright (C) 2008 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 android.test;
-
-import android.database.sqlite.SQLiteDatabase;
-import android.database.Cursor;
-
-import java.util.HashSet;
-import java.util.Set;
-
-/**
- * A collection of utilities for writing unit tests for database code.
- * @hide pending API council approval
- */
-@Deprecated
-public class DatabaseTestUtils {
-
-    /**
-     * Compares the schema of two databases and asserts that they are equal.
-     * @param expectedDb the db that is known to have the correct schema
-     * @param db the db whose schema should be checked
-     */
-    public static void assertSchemaEquals(SQLiteDatabase expectedDb, SQLiteDatabase db) {
-        Set<String> expectedSchema = getSchemaSet(expectedDb);
-        Set<String> schema = getSchemaSet(db);
-        MoreAsserts.assertEquals(expectedSchema, schema);
-    }
-
-    private static Set<String> getSchemaSet(SQLiteDatabase db) {
-        Set<String> schemaSet = new HashSet<>();
-
-        Cursor entityCursor = db.rawQuery("SELECT sql FROM sqlite_master", null);
-        try {
-            while (entityCursor.moveToNext()) {
-                String sql = entityCursor.getString(0);
-                schemaSet.add(sql);
-            }
-        } finally {
-            entityCursor.close();
-        }
-        return schemaSet;
-    }
-}