Migrate Correspondence subclasses to instead call Correspondence.from.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=249869914

1 files changed, 4 insertions, 12 deletions

diff --git a/common/src/test/java/com/google/auto/common/BasicAnnotationProcessorTest.java b/common/src/test/java/com/google/auto/common/BasicAnnotationProcessorTest.java
index d617258d..0cf1075d 100644
--- a/common/src/test/java/com/google/auto/common/BasicAnnotationProcessorTest.java
+++ b/common/src/test/java/com/google/auto/common/BasicAnnotationProcessorTest.java
@@ -307,18 +307,10 @@ public class BasicAnnotationProcessorTest {
 
   private static <K, V>
       Correspondence<SetMultimap<K, V>, SetMultimap<K, String>> setMultimapValuesByString() {
-    return new Correspondence<SetMultimap<K, V>, SetMultimap<K, String>>() {
-      @Override
-      public boolean compare(SetMultimap<K, V> actual, SetMultimap<K, String> expected) {
-        return ImmutableSetMultimap.copyOf(transformValues(actual, Object::toString))
-            .equals(expected);
-      }
-
-      @Override
-      public String toString() {
-        return "is equivalent comparing multimap values by `toString()` to";
-      }
-    };
+    return Correspondence.from(
+        (actual, expected) ->
+            ImmutableSetMultimap.copyOf(transformValues(actual, Object::toString)).equals(expected),
+        "is equivalent comparing multimap values by `toString()` to");
   }
 
   @Test public void reportsMissingType() {