Looks like the latest Chrome episode was initiated within the Vivaldi web browser, the others are old, to get rid of the unwanted Chrome entries delete them in Autoruns, see To Disable or Delete? info here
"Vivaldi Update Notifier" "Vivaldi update notifier" "Vivaldi Technologies AS" "c:\users\steve\appdata\local\vivaldi\application\update_notifier.exe" "30/11/2017 16:32" ""
"GoogleChromeAutoLaunch_EDFD9852472F64253F090E17C475ECE5" "Vivaldi" "Vivaldi Technologies AS" "c:\users\steve\appdata\local\vivaldi\application\vivaldi.exe" "30/11/2017 17:01" ""
+ "Google Toolbar Helper" "Google Toolbar" "Google Inc." "c:\program files (x86)\google\google toolbar\googletoolbar_64.dll" "19/04/2016 12:58" ""
+ "Google Toolbar Helper" "Google Toolbar" "Google Inc." "c:\program files (x86)\google\google toolbar\googletoolbar_32.dll" "19/04/2016 13:01" ""
+ "Google Toolbar" "Google Toolbar" "Google Inc." "c:\program files (x86)\google\google toolbar\googletoolbar_64.dll" "19/04/2016 12:58" ""
+ "Google Toolbar" "Google Toolbar" "Google Inc." "c:\program files (x86)\google\google toolbar\googletoolbar_32.dll" "19/04/2016 13:01" ""
+ "gupdate" "gupdate: Keeps your Google software up to date. If this service is disabled or stopped, your Google software will not be kept up to date, meaning security vulnerabilities that may arise cannot be fixed and features may not work. This service uninstalls itself when there is no Google software using it." "Google Inc." "c:\program files (x86)\google\update\googleupdate.exe" "04/09/2015 01:32" ""
+ "gupdatem" "gupdatem: Keeps your Google software up to date. If this service is disabled or stopped, your Google software will not be kept up to date, meaning security vulnerabilities that may arise cannot be fixed and features may not work. This service uninstalls itself when there is no Google software using it." "Google Inc." "c:\program files (x86)\google\update\googleupdate.exe" "04/09/2015 01:32" ""
+ "gusvc" "gusvc: Google Updater keeps your Google software up to date. If Google Updater Service is disabled or stopped, your Google software will not be kept up to date, meaning that security vulnerabilities that may arise cannot be fixed and features may not work." "Google" "c:\program files (x86)\google\common\google updater\googleupdaterservice.exe" "02/03/2012 21:13" ""