Automated conversion to Java 8

With a few manual fixes for readability.

RELNOTES: None.
PiperOrigin-RevId: 160582556

1 files changed, 1 insertions, 7 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/collect/CollectionUtils.java b/src/main/java/com/google/devtools/build/lib/collect/CollectionUtils.java
index 192a411b26..341e750b87 100644
--- a/src/main/java/com/google/devtools/build/lib/collect/CollectionUtils.java
+++ b/src/main/java/com/google/devtools/build/lib/collect/CollectionUtils.java
@@ -20,7 +20,6 @@ import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
 import com.google.devtools.build.lib.collect.nestedset.NestedSet;
 import com.google.devtools.build.lib.util.Preconditions;
-
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Comparator;
@@ -82,12 +81,7 @@ public final class CollectionUtils {
    */
   public static <T> Collection<Set<T>> partition(Collection<T> elements,
       final EquivalenceRelation<T> equivalenceRelation) {
-    return partition(elements, new Comparator<T>() {
-      @Override
-      public int compare(T o1, T o2) {
-        return equivalenceRelation.compare(o1, o2);
-      }
-    });
+    return partition(elements, (Comparator<T>) equivalenceRelation::compare);
   }
 
   /**