Revert "Added incident report for variations seed signature mismatch."

chrome/browser/metrics/variations/variations_seed_store.cc

Index: chrome/browser/metrics/variations/variations_seed_store.cc
diff --git a/chrome/browser/metrics/variations/variations_seed_store.cc b/chrome/browser/metrics/variations/variations_seed_store.cc
index edf7bd798e059ce52e9eeec72923ab2a0dc08a87..be775309989c3c1b3aef14a3ec04b1df0458414e 100644
--- a/chrome/browser/metrics/variations/variations_seed_store.cc
+++ b/chrome/browser/metrics/variations/variations_seed_store.cc
@@ -120,7 +120,6 @@ VariationsSeedStore::~VariationsSeedStore() {
 }
 
 bool VariationsSeedStore::LoadSeed(variations::VariationsSeed* seed) {
-  invalid_base64_signature_.clear();
   const std::string base64_seed_data =
       local_state_->GetString(prefs::kVariationsSeed);
   if (base64_seed_data.empty()) {
@@ -151,8 +150,6 @@ bool VariationsSeedStore::LoadSeed(variations::VariationsSeed* seed) {
               << "with result: " << result << ". Clearing the pref.";
       ClearPrefs();
       RecordVariationSeedEmptyHistogram(VARIATIONS_SEED_INVALID_SIGNATURE);
-      // Record the invalid signature.
-      invalid_base64_signature_ = base64_seed_signature;
       return false;
     }
   }
@@ -275,8 +272,4 @@ VariationsSeedStore::VerifySeedSignature(
   return VARIATIONS_SEED_SIGNATURE_INVALID_SEED;
 }
 
-std::string VariationsSeedStore::GetInvalidSignature() const {
-  return invalid_base64_signature_;
-}
-
 }  // namespace chrome_variations