App Version: 63. 0.3239.41 beta
iOS Version: 10.3.3
Device:  iPad 
URL: NA

Steps to reproduce:
 1. Launch the app
 2.  Navigate to any URL
 3. Bookmark the URL
 4. Tap on the Omnibox
 5. Change the orientation of the device

 Observed results:
Bookmark icon overlaps with the close icon when the device is rotated from portrait to Landscape mode

Expected results:
Bookmark icon should not overlap with the close icon when the device is rotated from portrait to 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: Not tested
Bug reproducible on Safari/Firefox: Firefox: Not tested, Safari: Not tested
Bug reproducible on current stable build (App Version, iOS Version): Yes M62
Bug reproducible on the current beta channel build (App Version, iOS Version): Yes M63

Link to Video:
https://drive.google.com/a/google.com/file/d/1SQUoMBKqjQwauOC1peHtavKl6We3RHyM/view