[1] HTMLElement
HTMLElement
allowTransparency
HTMLFrameBase2
border
HTMLFrameBase
borderColor
HTMLFrameElement
contentWindow
frameBorder
frameSpacing
height
HTMLFrameElement2
longDesc
HTMLFrameBase3
marginHeight
marginWidth
name
noResize
onload
onreadystatechange
readyState
scrolling
src
width
[2] Fix which built-in elements can be customized (domenic著, 11/16/2016, 4:31:58 PM) <https://github.com/whatwg/html/commit/7d6b279b0d2bc30752700155a043b65441fe12e3>
Google search: HTMLFrameElement