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LILLE, FRANCE - NOVEMBER 22: Roger Federer of Switzerland and Stanislas Wawrinka of Switzerland talk tactics against Richard Gasquet of France and Julien Benneteau of France in the doubles during day two of the Davis Cup tennis final between France and Switzerland at the Grand Stade Pierre Mauroy on November 22, 2014 in Lille, France. (Photo by Jean Catuffe/Getty Images)

LILLE, FRANCE - NOVEMBER 22: Roger Federer of Switzerland and Stanislas Wawrinka of Switzerland talk tactics against Richard Gasquet of France and Julien Benneteau of France in the doubles during day two of the Davis Cup tennis final between France and Switzerland at the Grand Stade Pierre Mauroy on November 22, 2014 in Lille, France. (Photo by Jean Catuffe/Getty Images)