Add missing @Override in ConcreteArtProfileCollectionAdditions

Change-Id: Ic76b0cb26e6b11ac64d2dca75751c2ed82cb0060
diff --git a/src/main/java/com/android/tools/r8/profile/art/rewriting/ConcreteArtProfileCollectionAdditions.java b/src/main/java/com/android/tools/r8/profile/art/rewriting/ConcreteArtProfileCollectionAdditions.java
index 6dd6a31..fde8889 100644
--- a/src/main/java/com/android/tools/r8/profile/art/rewriting/ConcreteArtProfileCollectionAdditions.java
+++ b/src/main/java/com/android/tools/r8/profile/art/rewriting/ConcreteArtProfileCollectionAdditions.java
@@ -38,6 +38,7 @@
     assert !additionsCollection.isEmpty();
   }
 
+  @Override
   public void addMethodIfContextIsInProfile(ProgramMethod method, ProgramMethod context) {
     applyIfContextIsInProfile(context, additionsBuilder -> additionsBuilder.addRule(method));
   }