This PR prevent the loading state from being controlled by the iframe's onload callback.
Main reason for doing this is that the onload callback is a bit unpredictable, and some unoptimized pages could be considered loading for a while even though they are in an usable state.
This PR prevent the loading state from being controlled by the iframe's
onload
callback. Main reason for doing this is that theonload
callback is a bit unpredictable, and some unoptimized pages could be considered loading for a while even though they are in an usable state.