Clicking on "make a block" opens up Variable creation dialog box on top of block creation box in iPad device

[plabanTest1]

• Open the URL in an iPad.
• Navigate to My Blocks -> Make a block (for new block creation)

Expected result should be Block creation dialog box should be displayed instead of Variable box creation

https://screencast.googleplex.com/cast/NjAxNjY0NTkxODA5NzQwOHw2NGMxZDA1Yi0wZg

[plabanTest1]

On iPad device, the block creation box is shown up when clicks on "Make a Block".