box_speed_y_      110 remoting/host/screen_capturer_fake.cc   box_pos_y_ += box_speed_y_;
box_speed_y_      112 remoting/host/screen_capturer_fake.cc     box_speed_y_ = -box_speed_y_;
box_speed_y_       53 remoting/host/screen_capturer_fake.h   int box_speed_y_;