class_docstr: Provides dock-dropping methods
code: def resizeOverlay(self, size):
      self.overlay.resize(size)
  
file_path: pyqtgraph/pyqtgraph/dockarea/DockDrop.py
imports: from ..Qt import QtCore, QtGui, QtWidgets
label_desc: Use image node_id 4 for calling the DockDrop obj's underlying member method code with example usage: obj.resizeOverlay(size) without return types