/guava/android/guava/src/com/google/common/collect/Synchronized.java
return delegate ( ) .offerFirst ( e ) ;
delegate().addLast(e); } } @Override public boolean offerFirst(E e) { synchronized (mutex) { <extra_id_0> } } @Override public boolean offerLast(E e) { synchronized (mutex) { return delegate().offerLast(e);