Chrome Version: Canary 71.0.3574.0
OS: macOS 10.14

What steps will reproduce the problem?
(1) Open Settings Menu or Bookmark Folder with a Subfolder in it


What is the expected result?
No graphical glitch and the triangle icon should be visible.

What happens instead?
The triangle icon in menus and folders is broken.

Screenshots are attached.

This is a recent regression.
 

Deleted: actual_folder_menu.png 18.7 KB

	actual_folder_menu.png 18.7 KB View Download

Deleted: actual_Settings_menu.png 58.8 KB

	actual_Settings_menu.png 58.8 KB View Download

Deleted: expected_folder_menu.png 28.6 KB

	expected_folder_menu.png 28.6 KB View Download

Deleted: expected_settings_menu.png 61.3 KB

	expected_settings_menu.png 61.3 KB View Download