components/variations/pref_names.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "components/variations/pref_names.h"
   6
   7 namespace chrome_variations {
   8 namespace prefs {
   9
  10 // Base64-encoded compressed serialized form of the variations seed protobuf.
  11 const char kVariationsCompressedSeed[] = "variations_compressed_seed";
  12
  13 // 64-bit integer serialization of the base::Time from the last successful seed
  14 // fetch (i.e. when the Variations server responds with 200 or 304).
  15 const char kVariationsLastFetchTime[] = "variations_last_fetch_time";
  16
  17 // The latest country code received by the VariationsService for evaluating
  18 // studies.
  19 const char kVariationsCountry[] = "variations_country";
  20
  21 // Pair of <Chrome version string, country code string> representing the country
  22 // used for filtering permanent consistency studies until the next time Chrome
  23 // is updated.
  24 const char kVariationsPermanentConsistencyCountry[] =
  25     "variations_permanent_consistency_country";
  26
  27 // A serialized PermutedEntropyCache protobuf, used as a cache to avoid
  28 // recomputing permutations.
  29 const char kVariationsPermutedEntropyCache[] =
  30     "user_experience_metrics.permuted_entropy_cache";
  31
  32 // String for the restrict parameter to be appended to the variations URL.
  33 const char kVariationsRestrictParameter[] = "variations_restrict_parameter";
  34
  35 // Base64-encoded serialized form of the variations seed protobuf.
  36 const char kVariationsSeed[] = "variations_seed";
  37
  38 // 64-bit integer serialization of the base::Time from the last seed received.
  39 const char kVariationsSeedDate[] = "variations_seed_date";
  40
  41 // Digital signature of the binary variations seed data, base64-encoded.
  42 const char kVariationsSeedSignature[] = "variations_seed_signature";
  43
  44 }  // namespace prefs
  45 }  // namespace metrics