Google has been slowly redesigning the logos for each of its products. Google had been a big fan of pseudo-3D with shadows and light reflections and such, but it has been pushing towards a flatter, more minimalist design for the past couple of years. One of the first major changes was the Chrome logo, and now Google is changing its signature logo just a bit...Source: http://www.phonearena.com/news/New-Google-logo-found-in-Chrome-beta-APK_id47247
