How to prevent Command+Option+M from minimizing Safari

In version 10.0 Safari started responding to Command+Option+M shortcut along with standard Command+M. This causes issues in Google Docs as there Command+Option+M means "Add comment". How to fix that?

What does Command-M do Mac?

Command-M: Minimize the front window to the Dock. To minimize all windows of the front app, press Option-Command-M. Command-O: Open the selected item, or open a dialog to select a file to open. Command-P: Print the current document.

How do I change Safari shortcut settings?

Indeed, this can be adjusted by creating a keyboard shortcut in System Preferences -> Keyboard -> Shortcuts -> App Shortcuts. You can choose to set up a keyboard shortcut specifically for Safari for "Show All Tabs" and change the keyboard shortcut used for that menu item.

Change this default shortcut at: System Prefs > Keyboard > Shortcuts > App Shortcuts > [+]

Then follow this: