Android right flex rendering anomalies

[Sing-Li]

Happens frequently on latest updated Chrome running on Android 4.4.2; Android 5.1.1 latest Chrome has no such problem.

Also the Hamburger left 'rocket-blue' slide works perfectly on Android 4.4.2, it is just the right 'gray' flex that has these anomalies.

Tab disappears

Sometimes, the arrow tab disappears, but you can still touch the area to open the flex:

Flex content disappears

Sometimes, the rendered flex is completely blank:

Selective flex contents disappearance

Sometimes, it is partially rendered:

[gmsecrieru]

Missing content might be related to #973

[engelgabriel]

Still happens? Please reopen if that is the case.