/guava/guava/src/com/google/common/collect/AbstractBiMap.java
return standardRetainAll( keysToRemove) ;
return standardRemoveAll ( keysToRemove ) ;
} removeFromBothMaps(key); return true; } @Override public boolean removeAll(Collection<?> keysToRemove) { <extra_id_0> } @Override public boolean retainAll(Collection<?> keysToRetain) { return standardRetainAll(keysToRetain); } @Override