Google has suggested to Wall Street analysts that their estimates for Q4 earnings are too high. In a blog post on its investor relations page this morning, Google said that because it’s selling the Motorola set-top box unit, numbers from that group won’t be in its report. The company’s chief accountant said: “As of this writing, a majority of Wall Street analysts who cover Google have not reflected the Home business as discontinued operations in their estimates. AllThingsD’s Peter Kafka says that amounts to Google telling the Street that analysts’ estimates will be too high to tune of about $1 billion. [Source: AllThingsD]