@Deprecated
  @Nullable
  public V get() {
    V value = pop();
    if (value != null) {
      mInUseLength++;
    }
    return value;
  }
Gets a free item if possible from the freelist. Returns null if the free list is empty Updates
the bucket inUse count

@return an item from the free list, if available
@deprecated use {@link BasePool#getValue(Bucket)}
imagepipeline/src/main/java/com/facebook/imagepipeline/memory/Bucket.java