Deletes TransitiveVersionTable

PiperOrigin-RevId: 209508351
diff --git a/src/main/java/com/google/devtools/build/skyframe/TransitiveVersionTable.java b/src/main/java/com/google/devtools/build/skyframe/TransitiveVersionTable.java
deleted file mode 100644
index 04e7f97..0000000
--- a/src/main/java/com/google/devtools/build/skyframe/TransitiveVersionTable.java
+++ /dev/null
@@ -1,41 +0,0 @@
-// Copyright 2018 The Bazel Authors. All rights reserved.
-//
-// 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.devtools.build.skyframe;
-
-import com.google.common.util.concurrent.ListenableFuture;
-import java.util.function.Supplier;
-
-/** Readable view of transitive version information. */
-public interface TransitiveVersionTable {
-
-  /**
-   * @param key instance of {@link
-   *     com.google.devtools.build.lib.actions.ActionLookupValue.ActionLookupKey}
-   */
-  VersionAggregator lookup(SkyKey key);
-
-  /** Encapsulates transitive version information. */
-  interface VersionAggregator {
-    /**
-     * Internally memoized computation of max transitive version.
-     *
-     * @param key used to lookup this entry
-     * @return future with the maximum transitive source version or -1 if no sources were found
-     */
-    ListenableFuture<Long> getMaxTransitiveVersion(
-        SkyKey key,
-        InterruptibleSupplier<SkyValue> valueSupplier,
-        Supplier<ListenableFuture<Long>> deferredMaxDepVersion);
-  }
-}