1. @DomName('WebGL2RenderingContext.getRenderbufferParameter')
  2. @DocsEditable()
  3. @Experimental()
Object getRenderbufferParameter(int target, int pname)

Source 

@DomName('WebGL2RenderingContext.getRenderbufferParameter')
@DocsEditable()
@Experimental() // untriaged
Object getRenderbufferParameter(int target, int pname) =>
    (_blink.BlinkWebGL2RenderingContext.instance
        .getRenderbufferParameter_Callback_2_(this, target, pname));