RecordImpressionOnHistogram  177 chrome/browser/ui/webui/ntp/android/promo_handler.cc   RecordImpressionOnHistogram(PROMO_IMPRESSION_SEND_EMAIL_CLICKED);
RecordImpressionOnHistogram  197 chrome/browser/ui/webui/ntp/android/promo_handler.cc   RecordImpressionOnHistogram(PROMO_IMPRESSION_CLOSE_PROMO_CLICKED);
RecordImpressionOnHistogram  234 chrome/browser/ui/webui/ntp/android/promo_handler.cc     RecordImpressionOnHistogram(PROMO_IMPRESSION_MOST_VISITED);
RecordImpressionOnHistogram  236 chrome/browser/ui/webui/ntp/android/promo_handler.cc     RecordImpressionOnHistogram(PROMO_IMPRESSION_OPEN_TABS);
RecordImpressionOnHistogram  238 chrome/browser/ui/webui/ntp/android/promo_handler.cc     RecordImpressionOnHistogram(PROMO_IMPRESSION_SYNC_PROMO);