This update to Opera 45.0.2552.881 contains the following upstream fixes:

- Broken drop down list elements (wrong font color)
- Black borders on context menus
- Sub-menu after expand is visible /expandable/ only once
- Menu not position correctly + no menu label
- Remove grey wallpaper from list of wallpapers
- Corrupted installer message is not translated
- Full screen issue 1px line at the bottom
- Crash at blink::WebSpeechSynthesisVoice::operator blink::PlatformSpeechSynthesisVoice*()
- Crash on right clicking extensions sidebar (signature: ui::MenuModel::GetModelAndIndexForCommandId(int, ui::MenuModel*, int))
- Opera crashes when trying to manage print preferences
- Dark theme hint polish translation
- Get the new wallpaper into master
- Red UI elements in high-DPI with Reborn enabled
- Current theme is not updated when selecting it from “Customize start page” in some use cases
- MFDemuxer stalls after seeking
- Error about missing opera_200_percent.pak
- Fix messenger feature page's URL