Implemented the conversion logic from Wallet addresses to local Autofill profiles:

components/autofill/core/browser/webdata/autofill_table_unittest.cc

 // 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.
 
 #include <stddef.h>
 
 #include <map>
 #include <set>
 #include <string>
 #include <tuple>
@@ skipping 1805 matching lines @@
 TEST_F(AutofillTableTest, SetServerProfileUpdateUsageStats) {
   AutofillProfile one(AutofillProfile::SERVER_PROFILE, "a123");
   std::vector<AutofillProfile> inputs;
   inputs.push_back(one);
   table_->SetServerProfiles(inputs);
 
   std::vector<std::unique_ptr<AutofillProfile>> outputs;
   table_->GetServerProfiles(&outputs);
   ASSERT_EQ(1u, outputs.size());
   EXPECT_EQ(one.server_id(), outputs[0]->server_id());
-  EXPECT_EQ(0U, outputs[0]->use_count());
-  EXPECT_EQ(base::Time(), outputs[0]->use_date());
+  EXPECT_EQ(1U, outputs[0]->use_count());
+  EXPECT_NE(base::Time(), outputs[0]->use_date());
   // We don't track modification date for server profiles. It should always be
   // base::Time().
   EXPECT_EQ(base::Time(), outputs[0]->modification_date());
   outputs.clear();
 
   // Update the usage stats; make sure they're reflected in GetServerProfiles.
   inputs.back().set_use_count(4U);
   inputs.back().set_use_date(base::Time::Now());
   table_->UpdateServerAddressMetadata(inputs.back());
   table_->GetServerProfiles(&outputs);
   ASSERT_EQ(1u, outputs.size());
   EXPECT_EQ(one.server_id(), outputs[0]->server_id());
   EXPECT_EQ(4U, outputs[0]->use_count());
   EXPECT_NE(base::Time(), outputs[0]->use_date());
   EXPECT_EQ(base::Time(), outputs[0]->modification_date());
   outputs.clear();
 
   // Setting the profiles again shouldn't delete the usage stats.
   table_->SetServerProfiles(inputs);
   table_->GetServerProfiles(&outputs);
   ASSERT_EQ(1u, outputs.size());
   EXPECT_EQ(one.server_id(), outputs[0]->server_id());
   EXPECT_EQ(4U, outputs[0]->use_count());
   EXPECT_NE(base::Time(), outputs[0]->use_date());
   EXPECT_EQ(base::Time(), outputs[0]->modification_date());
   outputs.clear();
-
-  // Set a null profile list --- this should clear metadata.
-  table_->SetServerProfiles(std::vector<AutofillProfile>());
-  // Reset the old profile list and see the metadata is reset.
-  table_->SetServerProfiles(inputs);
-  table_->GetServerProfiles(&outputs);
-  ASSERT_EQ(1u, outputs.size());
-  EXPECT_EQ(one.server_id(), outputs[0]->server_id());
-  EXPECT_EQ(0U, outputs[0]->use_count());
-  EXPECT_EQ(base::Time(), outputs[0]->use_date());
-  EXPECT_EQ(base::Time(), outputs[0]->modification_date());
-  outputs.clear();
 }
 
 // Tests that deleting time ranges re-masks server credit cards that were
 // unmasked in that time.
 TEST_F(AutofillTableTest, DeleteUnmaskedCard) {
   // This isn't the exact unmasked time, since the database will use the
   // current time that it is called. The code below has to be approximate.
   base::Time unmasked_time = base::Time::Now();
 
   // Add a masked card.
@@ skipping 200 matching lines @@
       "(rowid, value) VALUES(1, ?)"));
   s2.BindString(0, "unparseable");
 
   EXPECT_TRUE(s.Run());
   EXPECT_TRUE(s2.Run());
 
   EXPECT_FALSE(table_->GetAllSyncMetadata(syncer::AUTOFILL, &metadata_batch));
 }
 
 }  // namespace autofill