Please dump chrome and use firefox browser or DDG (duckduckgo) if you value your freedom.
Mitigation of risk at best.
The only way to fix this Spectre/Meltdown fiasco is a complete redesign of the SoC and ARM architecture. Not sure if the Cortex A-76 already fixed it, but it still hasn't then they're still vulnerable.
When will Google bring back the option to have the navigation bar, bookmarks..., at the bottom of the screen so that Chrome can be used with one hand on today´s big screen phones?