Removing Variations support for google_update_experiment_id.

components/variations/variations_associated_data.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_VARIATIONS_VARIATIONS_ASSOCIATED_DATA_H_
 #define COMPONENTS_VARIATIONS_VARIATIONS_ASSOCIATED_DATA_H_
 
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 46 matching lines @@
 // A key into the Associate/Get methods for VariationIDs. This is used to create
 // separate ID associations for separate parties interested in VariationIDs.
 enum IDCollectionKey {
   // This collection is used by Google web properties, transmitted through the
   // X-Client-Data header.
   GOOGLE_WEB_PROPERTIES,
   // This collection is used by Google web properties for IDs that trigger
   // server side experimental behavior, transmitted through the
   // X-Client-Data header.
   GOOGLE_WEB_PROPERTIES_TRIGGER,
-  // This collection is used by Google update services, transmitted through the
-  // Google Update experiment labels.
-  GOOGLE_UPDATE_SERVICE,
   // This collection is used by Chrome Sync services, transmitted through the
   // Chrome Sync experiment labels.
   CHROME_SYNC_SERVICE,
   // The total count of collections.
   ID_COLLECTION_COUNT,
 };
 
 // Associate a variations::VariationID value with a FieldTrial group for
 // collection |key|. If an id was previously set for |trial_name| and
 // |group_name|, this does nothing. The group is denoted by |trial_name| and
@@ skipping 116 matching lines @@
 void ClearAllVariationIDs();
 
 // Clears all of the associated params.
 void ClearAllVariationParams();
 
 }  // namespace testing
 
 }  // namespace variations
 
 #endif  // COMPONENTS_VARIATIONS_VARIATIONS_ASSOCIATED_DATA_H_