Well they didn't say it clearly but they chose chrome because a lot of people use google products, and their browser will work best if they pretend to be chrome

Well they didn't say it clearly but they chose chrome because a lot of people use google products, and their browser will work best if they pretend to be chrome, it is that simple. Firefox has the same issues they describe in the article, google throttle perfs and break things on purpose for Firefox (gmail features, youtube features, maps, etc...).