App Version: 69.0.3494.0 canary
iOS Version: 10.3.3, 11.4, 12 Beta 3
Device: iPhone and iPad

Steps to reproduce:
1. Launch chrome
2. Long press on the menu, without releasing slide the finger over the list of menu items 

Observed results:
Not able to go across all the menu items

Expected results:
Should be allowed to go all over the menu items

Number of times you were able to reproduce: 5/5
Bug reproducible after clean install: Yes/No
Bug reproducible after clearing cache and cookies: Yes/No
Bug reproducible on Chrome Mobile on Android: Not tested
Bug reproducible on Safari/Firefox: Firefox: NA, Safari: NA
Bug reproducible on current stable build (App Version, iOS Version): No on M67
Bug reproducible on the current beta channel build (App Version, iOS Version): No on M68 

Link to Video:
https://drive.google.com/file/d/1O7K9ovgwIaxM2IdyrMuUwye_TUyOSRci/view?usp=sharing