Allow InMemoryNodeEntry subclasses to change which reverse dep operation to store bare.

PiperOrigin-RevId: 176505963
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 130738d..ee80c29 100644
--- a/src/main/java/com/google/devtools/build/skyframe/InMemoryNodeEntry.java
+++ b/src/main/java/com/google/devtools/build/skyframe/InMemoryNodeEntry.java
@@ -351,7 +351,7 @@
     reverseDepsDataToConsolidate.add(KeyToConsolidate.create(reverseDep, op, getOpToStoreBare()));
   }
 
-  private OpToStoreBare getOpToStoreBare() {
+  protected OpToStoreBare getOpToStoreBare() {
     return isDirty() ? OpToStoreBare.CHECK : OpToStoreBare.ADD;
   }