/guava/android/guava/src/com/google/common/collect/StandardTable.java
if ( Iterators.removeAll( this.keySet( ).iterator( ) , c) ) {
if ( Iterators.removeAll ( map.keySet ( ) .iterator ( ) , c ) ) {
public boolean removeAll(Collection<?> c) { checkNotNull(c); boolean changed = false; Iterator<Map<C, V>> iterator = backingMap.values().iterator(); while (iterator.hasNext()) { Map<C, V> map = iterator.next(); <extra_id_0> changed = true; if (map.isEmpty()) { iterator.remove(); } } }