Replaced other occurrences of Objects#toStringHelper with MoreObjects#toStringHelper

--
MOS_MIGRATED_REVID=98383075
diff --git a/src/main/java/com/google/devtools/build/skyframe/InMemoryNodeEntry.java b/src/main/java/com/google/devtools/build/skyframe/InMemoryNodeEntry.java
index ed28f4e..16dbe24 100644
--- a/src/main/java/com/google/devtools/build/skyframe/InMemoryNodeEntry.java
+++ b/src/main/java/com/google/devtools/build/skyframe/InMemoryNodeEntry.java
@@ -14,7 +14,7 @@
 package com.google.devtools.build.skyframe;
 
 import com.google.common.annotations.VisibleForTesting;
-import com.google.common.base.Objects;
+import com.google.common.base.MoreObjects;
 import com.google.common.base.Preconditions;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableSet;
@@ -408,9 +408,8 @@
   }
 
   @Override
-  @SuppressWarnings("deprecation")
   public String toString() {
-    return Objects.toStringHelper(this)  // MoreObjects is not in Guava
+    return MoreObjects.toStringHelper(this)
         .add("value", value)
         .add("version", version)
         .add("directDeps", directDeps == null ? null : GroupedList.create(directDeps))