App Version: 60.0.3094.0 Canary
iOS Version: 10.2.1
Device: iPhone6 plus
URL: google.com
 
Steps to reproduce:
1. Launch Google Chrome 
2. Change device mode to landscape
3. Go to google.com
4. Go to Menu 
5. Scroll down the menu
6. Tap on Request Desktop Site 
7. Tap on any of the menu items. E.g. History, Report an Issue
 
Observed results: 
Menu items are not responsive when device is in landscape mode
 
Expected results: 
Menu items should respond when device is in landscape mode
 
Number of times you were able to reproduce: 5/5
Bug reproducible after clean install: Yes
Bug reproducible after clearing cache and cookies: Yes
Bug reproducible on Chrome Mobile on Android: NA
Bug reproducible on Dolphin/Safari/Atomic: Dolphin: NA, Safari: NA
Bug reproducible on current stable build (App Version, iOS Version):  M58 Yes
Bug reproducible on the current beta channel build (App Version, iOS Version): M59 Yes
 
Link to video/image: 
https://drive.google.com/a/google.com/file/d/0B3EcbqLuR5TLWERaVlhBTzFnN0k/view