Remove unused imports
Change-Id: I0bc3f1c3f67195125f586658be552accc9ac3809
diff --git a/src/main/java/com/android/tools/r8/graph/AppInfo.java b/src/main/java/com/android/tools/r8/graph/AppInfo.java
index d4b883d..e1be490 100644
--- a/src/main/java/com/android/tools/r8/graph/AppInfo.java
+++ b/src/main/java/com/android/tools/r8/graph/AppInfo.java
@@ -3,22 +3,16 @@
// BSD-style license that can be found in the LICENSE file.
package com.android.tools.r8.graph;
-import com.android.tools.r8.errors.Unreachable;
import com.android.tools.r8.origin.Origin;
import com.android.tools.r8.shaking.Enqueuer.AppInfoWithLiveness;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableMap.Builder;
import com.google.common.collect.ImmutableSet;
-import com.google.common.collect.Sets;
-import java.util.ArrayDeque;
import java.util.ArrayList;
-import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Map;
-import java.util.Queue;
-import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.function.Consumer;