1 files changed, 4 insertions, 15 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/query2/engine/DepsFunction.java b/src/main/java/com/google/devtools/build/lib/query2/engine/DepsFunction.java
index 0e618fbb16..8b1fc37d62 100644
--- a/src/main/java/com/google/devtools/build/lib/query2/engine/DepsFunction.java
+++ b/src/main/java/com/google/devtools/build/lib/query2/engine/DepsFunction.java
@@ -18,10 +18,10 @@ import com.google.common.collect.Sets;
 import com.google.devtools.build.lib.query2.engine.QueryEnvironment.Argument;
 import com.google.devtools.build.lib.query2.engine.QueryEnvironment.ArgumentType;
 import com.google.devtools.build.lib.query2.engine.QueryEnvironment.QueryFunction;
+import com.google.devtools.build.lib.query2.engine.QueryEnvironment.QueryTaskFuture;
 import java.util.Collection;
 import java.util.List;
 import java.util.Set;
-import java.util.concurrent.ForkJoinPool;
 
 /**
  * A "deps" query expression, which computes the dependencies of the argument. An optional
@@ -53,15 +53,15 @@ final class DepsFunction implements QueryFunction {
    * Breadth-first search from the arguments.
    */
   @Override
-  public <T> void eval(
+  public <T> QueryTaskFuture<Void> eval(
       final QueryEnvironment<T> env,
       VariableContext<T> context,
       final QueryExpression expression,
       List<Argument> args,
-      final Callback<T> callback) throws QueryException, InterruptedException {
+      final Callback<T> callback) {
     final int depthBound = args.size() > 1 ? args.get(1).getInteger() : Integer.MAX_VALUE;
     final MinDepthUniquifier<T> minDepthUniquifier = env.createMinDepthUniquifier();
-    env.eval(args.get(0).getExpression(), context, new Callback<T>() {
+    return env.eval(args.get(0).getExpression(), context, new Callback<T>() {
       @Override
       public void process(Iterable<T> partialResult) throws QueryException, InterruptedException {
         Collection<T> current = Sets.newHashSet(partialResult);
@@ -84,15 +84,4 @@ final class DepsFunction implements QueryFunction {
       }
     });
   }
-
-  @Override
-  public <T> void parEval(
-      QueryEnvironment<T> env,
-      VariableContext<T> context,
-      QueryExpression expression,
-      List<Argument> args,
-      ThreadSafeCallback<T> callback,
-      ForkJoinPool forkJoinPool) throws QueryException, InterruptedException {
-    eval(env, context, expression, args, callback);
-  }
 }