Revert 179491 due to performance regression.

chrome/test/data/autofill/heuristics/output/20_register_alaskaair.com.out

Index: chrome/test/data/autofill/heuristics/output/20_register_alaskaair.com.out
===================================================================
--- chrome/test/data/autofill/heuristics/output/20_register_alaskaair.com.out	(revision 179750)
+++ chrome/test/data/autofill/heuristics/output/20_register_alaskaair.com.out	(working copy)
@@ -1,5 +1,3 @@
-UNKNOWN_TYPE | FormUserControl$_mileagePlanNumber$_mileagePlanChoice | Mileage Plan™ Number * | _needMileagePlanNbr
-UNKNOWN_TYPE | FormUserControl$_mileagePlanNumber$_mileagePlanChoice | I have an Alaska Airlines Mileage Plan Number | _haveMileagePlanNbr
 UNKNOWN_TYPE | FormUserControl$_mileagePlanNumber$_loyaltyNumber$_loyaltyNumber | Mileage Plan Number | 
 NAME_FIRST | FormUserControl$_personalIdentification$_firstName$_name | Legal First Name* | 
 UNKNOWN_TYPE | FormUserControl$_personalIdentification$_title$_title | Title | 
@@ -30,8 +28,4 @@
 UNKNOWN_TYPE | FormUserControl$_userIdPassword$_userId$_userId | Create a User ID* | 
 UNKNOWN_TYPE | FormUserControl$_secretQuestion$_question | Secret Question* | 
 UNKNOWN_TYPE | FormUserControl$_secretQuestion$_answer | Please choose a secret question and provide the answer. You will need to answer the question again in case you forget your password. Make sure you choose a question and answer that are easy for you to remember, but difficult for other people to know.Secret Question* Answer* | 
-UNKNOWN_TYPE | FormUserControl$_subscriptionsOffers$_insiderNewsletter$_subscriptionCheckBox | Insider NewsletterA weekly email personalized to provide you with an insider glimpse of the best deals we have to offer - across the board. | on
 ADDRESS_HOME_CITY | FormUserControl$_subscriptionsOffers$_primaryDepartureCity$_primaryDepartureCity$_city | Primary Departure City | 
-UNKNOWN_TYPE | FormUserControl$_subscriptionsOffers$_eStatements$_subscriptionCheckBox | Mileage Plan E-Statements and Partner OffersA monthly recap of your Mileage Plan activity along with program news, exclusive partner offers, and countless ways to earn free travel faster. | on
-UNKNOWN_TYPE | FormUserControl$_subscriptionsOffers$_asQXAnnouncements$_subscriptionCheckBox | Alaska AnnouncementsOccasional email that puts you "in the know" about sales, promotions, and other important travel information. | on
-UNKNOWN_TYPE | FormUserControl$_mpTermsAndConditions$_iAgree | Mileage Plan™ Terms & Conditions* I acknowledge that I have reviewed these Mileage Plan Terms and Conditions | on