1 files changed, 3 insertions, 18 deletions
diff --git a/guava/src/com/google/common/collect/ForwardingSet.java b/guava/src/com/google/common/collect/ForwardingSet.java
index e1a4485..4c3dccd 100644
--- a/guava/src/com/google/common/collect/ForwardingSet.java
+++ b/guava/src/com/google/common/collect/ForwardingSet.java
@@ -16,11 +16,9 @@
 
 package com.google.common.collect;
 
-import static com.google.common.base.Preconditions.checkNotNull;
-
+import com.google.common.annotations.Beta;
 import com.google.common.annotations.GwtCompatible;
 
-import java.util.Collection;
 import java.util.Set;
 
 import javax.annotation.Nullable;
@@ -64,26 +62,13 @@ public abstract class ForwardingSet<E> extends ForwardingCollection<E>
   }
 
   /**
-   * A sensible definition of {@link #removeAll} in terms of {@link #iterator}
-   * and {@link #remove}.  If you override {@code iterator} or {@code remove},
-   * you may wish to override {@link #removeAll} to forward to this
-   * implementation.
-   *
-   * @since 7.0 (this version overrides the {@code ForwardingCollection} version as of 12.0)
-   */
-  @Override
-  protected boolean standardRemoveAll(Collection<?> collection) {
-    return Sets.removeAllImpl(this, checkNotNull(collection)); // for GWT
-  }
-
-  /**
    * A sensible definition of {@link #equals} in terms of {@link #size} and
    * {@link #containsAll}. If you override either of those methods, you may wish
    * to override {@link #equals} to forward to this implementation.
    *
    * @since 7.0
    */
-  protected boolean standardEquals(@Nullable Object object) {
+  @Beta protected boolean standardEquals(@Nullable Object object) {
     return Sets.equalsImpl(this, object);
   }
 
@@ -94,7 +79,7 @@ public abstract class ForwardingSet<E> extends ForwardingCollection<E>
    *
    * @since 7.0
    */
-  protected int standardHashCode() {
+  @Beta protected int standardHashCode() {
     return Sets.hashCodeImpl(this);
   }
 }