[Autofill] Write origins to the WebDB.

Also, make sure to clear the origins when history is cleared.

BUG=170401, 231029
TEST=unit tested

Review URL: https://chromiumcodereview.appspot.com/14974004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@201414 0039d316-1c4b-4281-b951-d872f2087c98

11 files changed, 447 insertions, 65 deletions

diff --git a/components/autofill/browser/personal_data_manager_unittest.cc b/components/autofill/browser/personal_data_manager_unittest.cc
index 8e67dc0..439991c 100644
--- a/components/autofill/browser/personal_data_manager_unittest.cc
+++ b/components/autofill/browser/personal_data_manager_unittest.cc
@@ -339,10 +339,8 @@ TEST_F(PersonalDataManagerTest, UpdateUnverifiedProfilesAndCreditCards) {
   ASSERT_EQ(1U, cards2.size());
   EXPECT_NE(profile.origin(), profiles2[0]->origin());
   EXPECT_NE(credit_card.origin(), cards2[0]->origin());
-  // TODO(isherman): Verify that the origins match once they are saved and read
-  // from the database.  http://crbug.com/170401
-  // EXPECT_EQ(original_profile.origin(), profiles2[0]->origin());
-  // EXPECT_EQ(original_credit_card.origin(), cards2[0]->origin());
+  EXPECT_EQ(original_profile.origin(), profiles2[0]->origin());
+  EXPECT_EQ(original_credit_card.origin(), cards2[0]->origin());
 
   // Try to update with data changed as well.
   profile.SetRawInfo(NAME_FIRST, ASCIIToUTF16("John"));
@@ -363,10 +361,8 @@ TEST_F(PersonalDataManagerTest, UpdateUnverifiedProfilesAndCreditCards) {
   ASSERT_EQ(1U, cards3.size());
   EXPECT_EQ(0, profile.Compare(*profiles3[0]));
   EXPECT_EQ(0, credit_card.Compare(*cards3[0]));
-  // TODO(isherman): Verify that the origins match once they are saved and read
-  // from the database.  http://crbug.com/170401
-  // EXPECT_EQ(profile.origin(), profiles3[0]->origin());
-  // EXPECT_EQ(credit_card.origin(), cards3[0]->origin());
+  EXPECT_EQ(profile.origin(), profiles3[0]->origin());
+  EXPECT_EQ(credit_card.origin(), cards3[0]->origin());
 }
 
 TEST_F(PersonalDataManagerTest, AddProfilesAndCreditCards) {
@@ -1923,10 +1919,7 @@ TEST_F(PersonalDataManagerTest, AggregateSameCreditCardWithSeparators) {
 
 // Ensure that if a verified profile already exists, aggregated profiles cannot
 // modify it in any way.
-// TODO(isherman): Enable this test once origins are saved and read from the
-// database.  http://crbug.com/170401
-TEST_F(PersonalDataManagerTest,
-       DISABLED_AggregateExistingVerifiedProfileWithConflict) {
+TEST_F(PersonalDataManagerTest, AggregateExistingVerifiedProfileWithConflict) {
   // Start with a verified profile.
   AutofillProfile profile;
   profile.set_origin("Chrome settings");
@@ -1986,10 +1979,8 @@ TEST_F(PersonalDataManagerTest,
 
 // Ensure that if a verified credit card already exists, aggregated credit cards
 // cannot modify it in any way.
-// TODO(isherman): Enable this test once origins are saved and read from the
-// database.  http://crbug.com/170401
 TEST_F(PersonalDataManagerTest,
-       DISABLED_AggregateExistingVerifiedCreditCardWithConflict) {
+       AggregateExistingVerifiedCreditCardWithConflict) {
   // Start with a verified credit card.
   CreditCard credit_card;
   credit_card.set_origin("Chrome settings");
diff --git a/components/autofill/browser/webdata/autofill_table.cc b/components/autofill/browser/webdata/autofill_table.cc
index 99eeeb4..5f94f2d 100644
--- a/components/autofill/browser/webdata/autofill_table.cc
+++ b/components/autofill/browser/webdata/autofill_table.cc
@@ -27,6 +27,7 @@
 #include "components/autofill/common/form_field_data.h"
 #include "components/webdata/common/web_database.h"
 #include "components/webdata/encryptor/encryptor.h"
+#include "googleurl/src/gurl.h"
 #include "sql/statement.h"
 #include "sql/transaction.h"
 #include "ui/base/l10n/l10n_util.h"
@@ -76,6 +77,7 @@ void BindAutofillProfileToStatement(const AutofillProfile& profile,
   text = profile.GetRawInfo(ADDRESS_HOME_COUNTRY);
   s->BindString16(8, LimitDataSize(text));
   s->BindInt64(9, Time::Now().ToTimeT());
+  s->BindString(10, profile.origin());
 }
 
 AutofillProfile* AutofillProfileFromStatement(const sql::Statement& s,
@@ -93,6 +95,7 @@ AutofillProfile* AutofillProfileFromStatement(const sql::Statement& s,
   // Intentionally skip column 7, which stores the localized country name.
   profile->SetRawInfo(ADDRESS_HOME_COUNTRY, s.ColumnString16(8));
   // Intentionally skip column 9, which stores the profile's modification date.
+  profile->set_origin(s.ColumnString(10));
 
   return profile;
 }
@@ -114,6 +117,7 @@ void BindCreditCardToStatement(const CreditCard& credit_card,
   s->BindBlob(4, encrypted_data.data(),
               static_cast<int>(encrypted_data.length()));
   s->BindInt64(5, Time::Now().ToTimeT());
+  s->BindString(6, credit_card.origin());
 }
 
 CreditCard* CreditCardFromStatement(const sql::Statement& s) {
@@ -135,6 +139,7 @@ CreditCard* CreditCardFromStatement(const sql::Statement& s) {
   }
   credit_card->SetRawInfo(CREDIT_CARD_NUMBER, credit_card_number);
   // Intentionally skip column 5, which stores the modification date.
+  credit_card->set_origin(s.ColumnString(6));
 
   return credit_card;
 }
@@ -332,6 +337,13 @@ WebDatabaseTable::TypeKey GetKey() {
   return reinterpret_cast<void*>(&table_key);
 }
 
+time_t GetEndTime(const base::Time& end) {
+  if (end.is_null() || end == base::Time::Max())
+    return std::numeric_limits<time_t>::max();
+
+  return end.ToTimeT();
+}
+
 }  // namespace
 
 // The maximum length allowed for form data.
@@ -405,9 +417,11 @@ bool AutofillTable::MigrateToVersion(int version,
     case 37:
       *update_compatible_version = true;
       return MigrateToVersion37MergeAndCullOlderProfiles();
-
-    case 50:
-      return MigrateToVersion50AddOriginColumn();
+    case 51:
+      // Combine migrations 50 and 51.  The migration code from version 49 to 50
+      // worked correctly for users with existing 'origin' columns, but failed
+      // to create these columns for new users.
+      return MigrateToVersion51AddOriginColumn();
   }
   return true;
 }
@@ -951,8 +965,8 @@ bool AutofillTable::AddAutofillProfile(const AutofillProfile& profile) {
   sql::Statement s(db_->GetUniqueStatement(
       "INSERT INTO autofill_profiles"
       "(guid, company_name, address_line_1, address_line_2, city, state,"
-      " zipcode, country, country_code, date_modified)"
-      "VALUES (?,?,?,?,?,?,?,?,?,?)"));
+      " zipcode, country, country_code, date_modified, origin)"
+      "VALUES (?,?,?,?,?,?,?,?,?,?,?)"));
   BindAutofillProfileToStatement(profile, &s, app_locale_);
 
   if (!s.Run())
@@ -967,7 +981,7 @@ bool AutofillTable::GetAutofillProfile(const std::string& guid,
   DCHECK(profile);
   sql::Statement s(db_->GetUniqueStatement(
       "SELECT guid, company_name, address_line_1, address_line_2, city, state,"
-      " zipcode, country, country_code, date_modified "
+      " zipcode, country, country_code, date_modified, origin "
       "FROM autofill_profiles "
       "WHERE guid=?"));
   s.BindString(0, guid);
@@ -1059,17 +1073,18 @@ bool AutofillTable::UpdateAutofillProfileMulti(const AutofillProfile& profile) {
 
   // Preserve appropriate modification dates by not updating unchanged profiles.
   scoped_ptr<AutofillProfile> old_profile(tmp_profile);
-  if (old_profile->Compare(profile) == 0)
+  if (old_profile->Compare(profile) == 0 &&
+      old_profile->origin() == profile.origin())
     return true;
 
   sql::Statement s(db_->GetUniqueStatement(
       "UPDATE autofill_profiles "
       "SET guid=?, company_name=?, address_line_1=?, address_line_2=?, "
       "    city=?, state=?, zipcode=?, country=?, country_code=?, "
-      "    date_modified=? "
+      "    date_modified=?, origin=? "
       "WHERE guid=?"));
   BindAutofillProfileToStatement(profile, &s, app_locale_);
-  s.BindString(10, profile.guid());
+  s.BindString(11, profile.guid());
 
   bool result = s.Run();
   DCHECK_GT(db_->GetLastChangeCount(), 0);
@@ -1135,8 +1150,8 @@ bool AutofillTable::AddCreditCard(const CreditCard& credit_card) {
   sql::Statement s(db_->GetUniqueStatement(
       "INSERT INTO credit_cards"
       "(guid, name_on_card, expiration_month, expiration_year, "
-      "card_number_encrypted, date_modified)"
-      "VALUES (?,?,?,?,?,?)"));
+      " card_number_encrypted, date_modified, origin)"
+      "VALUES (?,?,?,?,?,?,?)"));
   BindCreditCardToStatement(credit_card, &s);
 
   if (!s.Run())
@@ -1151,7 +1166,7 @@ bool AutofillTable::GetCreditCard(const std::string& guid,
   DCHECK(base::IsValidGUID(guid));
   sql::Statement s(db_->GetUniqueStatement(
       "SELECT guid, name_on_card, expiration_month, expiration_year, "
-      "card_number_encrypted, date_modified "
+      "       card_number_encrypted, date_modified, origin "
       "FROM credit_cards "
       "WHERE guid = ?"));
   s.BindString(0, guid);
@@ -1198,10 +1213,11 @@ bool AutofillTable::UpdateCreditCard(const CreditCard& credit_card) {
   sql::Statement s(db_->GetUniqueStatement(
       "UPDATE credit_cards "
       "SET guid=?, name_on_card=?, expiration_month=?, "
-      "    expiration_year=?, card_number_encrypted=?, date_modified=? "
+      "    expiration_year=?, card_number_encrypted=?, date_modified=?, "
+      "    origin=? "
       "WHERE guid=?"));
   BindCreditCardToStatement(credit_card, &s);
-  s.BindString(6, credit_card.guid());
+  s.BindString(7, credit_card.guid());
 
   bool result = s.Run();
   DCHECK_GT(db_->GetLastChangeCount(), 0);
@@ -1225,9 +1241,7 @@ bool AutofillTable::RemoveAutofillDataModifiedBetween(
   DCHECK(delete_end.is_null() || delete_begin < delete_end);
 
   time_t delete_begin_t = delete_begin.ToTimeT();
-  time_t delete_end_t =
-      (delete_end.is_null() || delete_end == base::Time::Max()) ?
-          std::numeric_limits<time_t>::max() : delete_end.ToTimeT();
+  time_t delete_end_t = GetEndTime(delete_end);
 
   // Remember Autofill profiles in the time range.
   sql::Statement s_profiles_get(db_->GetUniqueStatement(
@@ -1279,6 +1293,78 @@ bool AutofillTable::RemoveAutofillDataModifiedBetween(
   return s_credit_cards.Run();
 }
 
+bool AutofillTable::RemoveOriginURLsModifiedBetween(
+    const Time& delete_begin,
+    const Time& delete_end,
+    ScopedVector<AutofillProfile>* profiles) {
+  DCHECK(delete_end.is_null() || delete_begin < delete_end);
+
+  time_t delete_begin_t = delete_begin.ToTimeT();
+  time_t delete_end_t = GetEndTime(delete_end);
+
+  // Remember Autofill profiles with URL origins in the time range.
+  sql::Statement s_profiles_get(db_->GetUniqueStatement(
+      "SELECT guid, origin FROM autofill_profiles "
+      "WHERE date_modified >= ? AND date_modified < ?"));
+  s_profiles_get.BindInt64(0, delete_begin_t);
+  s_profiles_get.BindInt64(1, delete_end_t);
+
+  std::vector<std::string> profile_guids;
+  while (s_profiles_get.Step()) {
+    std::string guid = s_profiles_get.ColumnString(0);
+    std::string origin = s_profiles_get.ColumnString(1);
+    if (GURL(origin).is_valid())
+      profile_guids.push_back(guid);
+  }
+  if (!s_profiles_get.Succeeded())
+    return false;
+
+  // Clear out the origins for the found Autofill profiles.
+  for (std::vector<std::string>::const_iterator it = profile_guids.begin();
+       it != profile_guids.end(); ++it) {
+    sql::Statement s_profile(db_->GetUniqueStatement(
+        "UPDATE autofill_profiles SET origin='' WHERE guid=?"));
+    s_profile.BindString(0, *it);
+    if (!s_profile.Run())
+      return false;
+
+    AutofillProfile* profile;
+    if (!GetAutofillProfile(*it, &profile))
+      return false;
+
+    profiles->push_back(profile);
+  }
+
+  // Remember Autofill credit cards with URL origins in the time range.
+  sql::Statement s_credit_cards_get(db_->GetUniqueStatement(
+      "SELECT guid, origin FROM credit_cards "
+      "WHERE date_modified >= ? AND date_modified < ?"));
+  s_credit_cards_get.BindInt64(0, delete_begin_t);
+  s_credit_cards_get.BindInt64(1, delete_end_t);
+
+  std::vector<std::string> credit_card_guids;
+  while (s_credit_cards_get.Step()) {
+    std::string guid = s_credit_cards_get.ColumnString(0);
+    std::string origin = s_credit_cards_get.ColumnString(1);
+    if (GURL(origin).is_valid())
+      credit_card_guids.push_back(guid);
+  }
+  if (!s_credit_cards_get.Succeeded())
+    return false;
+
+  // Clear out the origins for the found credit cards.
+  for (std::vector<std::string>::const_iterator it = credit_card_guids.begin();
+       it != credit_card_guids.end(); ++it) {
+    sql::Statement s_credit_card(db_->GetUniqueStatement(
+        "UPDATE credit_cards SET origin='' WHERE guid=?"));
+    s_credit_card.BindString(0, *it);
+    if (!s_credit_card.Run())
+      return false;
+  }
+
+  return true;
+}
+
 bool AutofillTable::GetAutofillProfilesInTrash(
     std::vector<std::string>* guids) {
   guids->clear();
@@ -1374,7 +1460,8 @@ bool AutofillTable::InitCreditCardsTable() {
                       "expiration_month INTEGER, "
                       "expiration_year INTEGER, "
                       "card_number_encrypted BLOB, "
-                      "date_modified INTEGER NOT NULL DEFAULT 0)")) {
+                      "date_modified INTEGER NOT NULL DEFAULT 0, "
+                      "origin VARCHAR DEFAULT '')")) {
       NOTREACHED();
       return false;
     }
@@ -1412,7 +1499,8 @@ bool AutofillTable::InitProfilesTable() {
                       "zipcode VARCHAR, "
                       "country VARCHAR, "
                       "country_code VARCHAR, "
-                      "date_modified INTEGER NOT NULL DEFAULT 0)")) {
+                      "date_modified INTEGER NOT NULL DEFAULT 0, "
+                      "origin VARCHAR DEFAULT '')")) {
       NOTREACHED();
       return false;
     }
@@ -2003,16 +2091,46 @@ bool AutofillTable::MigrateToVersion37MergeAndCullOlderProfiles() {
     int64 date_modified = s.ColumnInt64(1);
     modification_map.insert(
         std::pair<std::string, int64>(guid, date_modified));
-    AutofillProfile* profile = NULL;
-    if (!GetAutofillProfile(guid, &profile))
+
+    sql::Statement s(db_->GetUniqueStatement(
+        "SELECT guid, company_name, address_line_1, address_line_2, city, "
+        " state, zipcode, country, country_code, date_modified "
+        "FROM autofill_profiles "
+        "WHERE guid=?"));
+    s.BindString(0, guid);
+
+    if (!s.Step())
       return false;
 
-    scoped_ptr<AutofillProfile> p(profile);
+    scoped_ptr<AutofillProfile> profile(new AutofillProfile);
+    profile->set_guid(s.ColumnString(0));
+    DCHECK(base::IsValidGUID(profile->guid()));
+
+    profile->SetRawInfo(COMPANY_NAME, s.ColumnString16(1));
+    profile->SetRawInfo(ADDRESS_HOME_LINE1, s.ColumnString16(2));
+    profile->SetRawInfo(ADDRESS_HOME_LINE2, s.ColumnString16(3));
+    profile->SetRawInfo(ADDRESS_HOME_CITY, s.ColumnString16(4));
+    profile->SetRawInfo(ADDRESS_HOME_STATE, s.ColumnString16(5));
+    profile->SetRawInfo(ADDRESS_HOME_ZIP, s.ColumnString16(6));
+    // Intentionally skip column 7, which stores the localized country name.
+    profile->SetRawInfo(ADDRESS_HOME_COUNTRY, s.ColumnString16(8));
+    // Intentionally skip column 9, which stores the profile's modification
+    // date.
+    profile->set_origin(s.ColumnString(10));
+
+    // Get associated name info.
+    AddAutofillProfileNamesToProfile(db_, profile.get());
+
+    // Get associated email info.
+    AddAutofillProfileEmailsToProfile(db_, profile.get());
+
+    // Get associated phone info.
+    AddAutofillProfilePhonesToProfile(db_, profile.get());
 
-    if (PersonalDataManager::IsValidLearnableProfile(*p, app_locale_)) {
+    if (PersonalDataManager::IsValidLearnableProfile(*profile, app_locale_)) {
       std::vector<AutofillProfile> merged_profiles;
       bool merged = PersonalDataManager::MergeProfile(
-          *p, accumulated_profiles_p, app_locale_, &merged_profiles);
+          *profile, accumulated_profiles_p, app_locale_, &merged_profiles);
 
       std::swap(accumulated_profiles, merged_profiles);
 
@@ -2025,11 +2143,11 @@ bool AutofillTable::MigrateToVersion37MergeAndCullOlderProfiles() {
 
       // If the profile got merged trash the original.
       if (merged)
-        AddAutofillGUIDToTrash(p->guid());
+        AddAutofillGUIDToTrash(profile->guid());
 
     } else {
       // An invalid profile, so trash it.
-      AddAutofillGUIDToTrash(p->guid());
+      AddAutofillGUIDToTrash(profile->guid());
     }
   }  // endwhile
   if (!s.Succeeded())
@@ -2044,40 +2162,61 @@ bool AutofillTable::MigrateToVersion37MergeAndCullOlderProfiles() {
           iter = accumulated_profiles.begin();
        iter != accumulated_profiles.end();
        ++iter) {
-    if (!AddAutofillProfile(*iter))
-      return false;
-
-    // Fix up the original modification date.
+    // Save the profile with its original modification date.
     std::map<std::string, int64>::const_iterator date_item =
         modification_map.find(iter->guid());
     if (date_item == modification_map.end())
       return false;
 
-    sql::Statement s_date(db_->GetUniqueStatement(
-        "UPDATE autofill_profiles SET date_modified=? "
-        "WHERE guid=?"));
-    s_date.BindInt64(0, date_item->second);
-    s_date.BindString(1, iter->guid());
+    sql::Statement s(db_->GetUniqueStatement(
+        "INSERT INTO autofill_profiles"
+        "(guid, company_name, address_line_1, address_line_2, city, state,"
+        " zipcode, country, country_code, date_modified)"
+        "VALUES (?,?,?,?,?,?,?,?,?,?)"));
+    s.BindString(0, iter->guid());
+    base::string16 text = iter->GetRawInfo(COMPANY_NAME);
+    s.BindString16(1, LimitDataSize(text));
+    text = iter->GetRawInfo(ADDRESS_HOME_LINE1);
+    s.BindString16(2, LimitDataSize(text));
+    text = iter->GetRawInfo(ADDRESS_HOME_LINE2);
+    s.BindString16(3, LimitDataSize(text));
+    text = iter->GetRawInfo(ADDRESS_HOME_CITY);
+    s.BindString16(4, LimitDataSize(text));
+    text = iter->GetRawInfo(ADDRESS_HOME_STATE);
+    s.BindString16(5, LimitDataSize(text));
+    text = iter->GetRawInfo(ADDRESS_HOME_ZIP);
+    s.BindString16(6, LimitDataSize(text));
+    text = iter->GetInfo(ADDRESS_HOME_COUNTRY, app_locale_);
+    s.BindString16(7, LimitDataSize(text));
+    text = iter->GetRawInfo(ADDRESS_HOME_COUNTRY);
+    s.BindString16(8, LimitDataSize(text));
+    s.BindInt64(9, date_item->second);
 
-    if (!s_date.Run())
+    if (!s.Run())
+      return false;
+
+    if (!AddAutofillProfilePieces(*iter, db_))
       return false;
   }
 
   return true;
 }
 
-bool AutofillTable::MigrateToVersion50AddOriginColumn() {
+bool AutofillTable::MigrateToVersion51AddOriginColumn() {
   sql::Transaction transaction(db_);
+  if (!transaction.Begin())
+    return false;
 
   // Add origin to autofill_profiles.
-  if (!transaction.Begin() ||
+  if (!db_->DoesColumnExist("autofill_profiles", "origin") &&
       !db_->Execute("ALTER TABLE autofill_profiles "
                     "ADD COLUMN origin VARCHAR DEFAULT ''")) {
     return false;
   }
 
   // Add origin to credit_cards.
-  if (!db_->Execute("ALTER TABLE credit_cards "
+  if (!db_->DoesColumnExist("credit_cards", "origin") &&
+      !db_->Execute("ALTER TABLE credit_cards "
                     "ADD COLUMN origin VARCHAR DEFAULT ''")) {
       return false;
   }
diff --git a/components/autofill/browser/webdata/autofill_table.h b/components/autofill/browser/webdata/autofill_table.h
index 0ff0c8f..94a6ebb 100644
--- a/components/autofill/browser/webdata/autofill_table.h
+++ b/components/autofill/browser/webdata/autofill_table.h
@@ -9,6 +9,7 @@
 
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
+#include "base/memory/scoped_vector.h"
 #include "base/string16.h"
 #include "components/webdata/common/web_database_table.h"
 
@@ -271,17 +272,28 @@ class AutofillTable : public WebDatabaseTable {
   virtual bool GetCreditCards(std::vector<CreditCard*>* credit_cards);
 
   // Removes rows from autofill_profiles and credit_cards if they were created
-  // on or after |delete_begin| and strictly before |delete_end|.  Returns lists
-  // of deleted guids in |profile_guids| and |credit_card_guids|. Return value
-  // is true if all rows were successfully removed. Returns false on database
-  // error. In that case, the output vector state is undefined, and may be
-  // partially filled.
+  // on or after |delete_begin| and strictly before |delete_end|.  Returns the
+  // list of deleted profile guids in |profile_guids|.  Return value is true if
+  // all rows were successfully removed.  Returns false on database error.  In
+  // that case, the output vector state is undefined, and may be partially
+  // filled.
   bool RemoveAutofillDataModifiedBetween(
       const base::Time& delete_begin,
       const base::Time& delete_end,
       std::vector<std::string>* profile_guids,
       std::vector<std::string>* credit_card_guids);
 
+  // Removes origin URLs from the autofill_profiles and credit_cards tables if
+  // they were written on or after |delete_begin| and strictly before
+  // |delete_end|.  Returns the list of modified profiles in |profiles|.  Return
+  // value is true if all rows were successfully updated.  Returns false on
+  // database error.  In that case, the output vector state is undefined, and
+  // may be partially filled.
+  bool RemoveOriginURLsModifiedBetween(
+      const base::Time& delete_begin,
+      const base::Time& delete_end,
+      ScopedVector<AutofillProfile>* profiles);
+
   // Retrieves all profiles in the database that have been deleted since last
   // "empty" of the trash.
   bool GetAutofillProfilesInTrash(std::vector<std::string>* guids);
@@ -311,7 +323,7 @@ class AutofillTable : public WebDatabaseTable {
   bool MigrateToVersion34ProfilesBasedOnCountryCode();
   bool MigrateToVersion35GreatBritainCountryCodes();
   bool MigrateToVersion37MergeAndCullOlderProfiles();
-  bool MigrateToVersion50AddOriginColumn();
+  bool MigrateToVersion51AddOriginColumn();
 
   // Max data length saved in the table;
   static const size_t kMaxDataLength;
diff --git a/components/autofill/browser/webdata/autofill_table_unittest.cc b/components/autofill/browser/webdata/autofill_table_unittest.cc
index 575ece2..504452d4 100644
--- a/components/autofill/browser/webdata/autofill_table_unittest.cc
+++ b/components/autofill/browser/webdata/autofill_table_unittest.cc
@@ -507,6 +507,7 @@ TEST_F(AutofillTableTest, Autofill_AddFormFieldValues) {
 TEST_F(AutofillTableTest, AutofillProfile) {
   // Add a 'Home' profile.
   AutofillProfile home_profile;
+  home_profile.set_origin(std::string());
   home_profile.SetRawInfo(NAME_FIRST, ASCIIToUTF16("John"));
   home_profile.SetRawInfo(NAME_MIDDLE, ASCIIToUTF16("Q."));
   home_profile.SetRawInfo(NAME_LAST, ASCIIToUTF16("Smith"));
@@ -542,6 +543,7 @@ TEST_F(AutofillTableTest, AutofillProfile) {
   // Add a 'Billing' profile.
   AutofillProfile billing_profile = home_profile;
   billing_profile.set_guid(base::GenerateGUID());
+  billing_profile.set_origin("https://www.example.com/");
   billing_profile.SetRawInfo(ADDRESS_HOME_LINE1,
                              ASCIIToUTF16("5678 Bottom Street"));
   billing_profile.SetRawInfo(ADDRESS_HOME_LINE2, ASCIIToUTF16("suite 3"));
@@ -583,6 +585,7 @@ TEST_F(AutofillTableTest, AutofillProfile) {
   delete db_profile;
 
   // Update the 'Billing' profile.
+  billing_profile.set_origin("Chrome settings");
   billing_profile.SetRawInfo(NAME_FIRST, ASCIIToUTF16("Janice"));
   billing_profile.SetRawInfo(NAME_MIDDLE, ASCIIToUTF16("C."));
   billing_profile.SetRawInfo(NAME_FIRST, ASCIIToUTF16("Joplin"));
@@ -855,6 +858,7 @@ TEST_F(AutofillTableTest, AutofillProfileTrashInteraction) {
 TEST_F(AutofillTableTest, CreditCard) {
   // Add a 'Work' credit card.
   CreditCard work_creditcard;
+  work_creditcard.set_origin("https://www.example.com/");
   work_creditcard.SetRawInfo(CREDIT_CARD_NAME, ASCIIToUTF16("Jack Torrance"));
   work_creditcard.SetRawInfo(CREDIT_CARD_NUMBER,
                              ASCIIToUTF16("1234567890123456"));
@@ -884,6 +888,7 @@ TEST_F(AutofillTableTest, CreditCard) {
 
   // Add a 'Target' credit card.
   CreditCard target_creditcard;
+  target_creditcard.set_origin(std::string());
   target_creditcard.SetRawInfo(CREDIT_CARD_NAME, ASCIIToUTF16("Jack Torrance"));
   target_creditcard.SetRawInfo(CREDIT_CARD_NUMBER,
                                ASCIIToUTF16("1111222233334444"));
@@ -909,6 +914,7 @@ TEST_F(AutofillTableTest, CreditCard) {
   delete db_creditcard;
 
   // Update the 'Target' credit card.
+  target_creditcard.set_origin("Interactive Autofill dialog");
   target_creditcard.SetRawInfo(CREDIT_CARD_NAME, ASCIIToUTF16("Charles Grady"));
   Time pre_modification_time = Time::Now();
   EXPECT_TRUE(table_->UpdateCreditCard(target_creditcard));
@@ -1070,7 +1076,7 @@ TEST_F(AutofillTableTest, UpdateCreditCard) {
   // The modification date should not change.
   table_->UpdateCreditCard(credit_card);
 
-  // Get the profile.
+  // Get the credit card.
   ASSERT_TRUE(table_->GetCreditCard(credit_card.guid(), &tmp_credit_card));
   db_credit_card.reset(tmp_credit_card);
   EXPECT_EQ(credit_card, *db_credit_card);
@@ -1082,6 +1088,108 @@ TEST_F(AutofillTableTest, UpdateCreditCard) {
   EXPECT_FALSE(s_unchanged.Step());
 }
 
+TEST_F(AutofillTableTest, UpdateProfileOriginOnly) {
+  // Add a profile to the db.
+  AutofillProfile profile;
+  profile.SetRawInfo(NAME_FIRST, ASCIIToUTF16("John"));
+  profile.SetRawInfo(NAME_MIDDLE, ASCIIToUTF16("Q."));
+  profile.SetRawInfo(NAME_LAST, ASCIIToUTF16("Smith"));
+  profile.SetRawInfo(EMAIL_ADDRESS, ASCIIToUTF16("js@example.com"));
+  profile.SetRawInfo(COMPANY_NAME, ASCIIToUTF16("Google"));
+  profile.SetRawInfo(ADDRESS_HOME_LINE1, ASCIIToUTF16("1234 Apple Way"));
+  profile.SetRawInfo(ADDRESS_HOME_LINE2, ASCIIToUTF16("unit 5"));
+  profile.SetRawInfo(ADDRESS_HOME_CITY, ASCIIToUTF16("Los Angeles"));
+  profile.SetRawInfo(ADDRESS_HOME_STATE, ASCIIToUTF16("CA"));
+  profile.SetRawInfo(ADDRESS_HOME_ZIP, ASCIIToUTF16("90025"));
+  profile.SetRawInfo(ADDRESS_HOME_COUNTRY, ASCIIToUTF16("US"));
+  profile.SetRawInfo(PHONE_HOME_WHOLE_NUMBER, ASCIIToUTF16("18181234567"));
+  table_->AddAutofillProfile(profile);
+
+  // Set a mocked value for the profile's creation time.
+  const time_t mock_creation_date = Time::Now().ToTimeT() - 13;
+  sql::Statement s_mock_creation_date(
+      db_->GetSQLConnection()->GetUniqueStatement(
+          "UPDATE autofill_profiles SET date_modified = ?"));
+  ASSERT_TRUE(s_mock_creation_date.is_valid());
+  s_mock_creation_date.BindInt64(0, mock_creation_date);
+  ASSERT_TRUE(s_mock_creation_date.Run());
+
+  // Get the profile.
+  AutofillProfile* tmp_profile;
+  ASSERT_TRUE(table_->GetAutofillProfile(profile.guid(), &tmp_profile));
+  scoped_ptr<AutofillProfile> db_profile(tmp_profile);
+  EXPECT_EQ(profile, *db_profile);
+  sql::Statement s_original(db_->GetSQLConnection()->GetUniqueStatement(
+      "SELECT date_modified FROM autofill_profiles"));
+  ASSERT_TRUE(s_original.is_valid());
+  ASSERT_TRUE(s_original.Step());
+  EXPECT_EQ(mock_creation_date, s_original.ColumnInt64(0));
+  EXPECT_FALSE(s_original.Step());
+
+  // Now, update just the profile's origin and save the update to the database.
+  // The modification date should change to reflect the update.
+  profile.set_origin("https://www.example.com/");
+  table_->UpdateAutofillProfileMulti(profile);
+
+  // Get the profile.
+  ASSERT_TRUE(table_->GetAutofillProfile(profile.guid(), &tmp_profile));
+  db_profile.reset(tmp_profile);
+  EXPECT_EQ(profile, *db_profile);
+  sql::Statement s_updated(db_->GetSQLConnection()->GetUniqueStatement(
+      "SELECT date_modified FROM autofill_profiles"));
+  ASSERT_TRUE(s_updated.is_valid());
+  ASSERT_TRUE(s_updated.Step());
+  EXPECT_LT(mock_creation_date, s_updated.ColumnInt64(0));
+  EXPECT_FALSE(s_updated.Step());
+}
+
+TEST_F(AutofillTableTest, UpdateCreditCardOriginOnly) {
+  // Add a credit card to the db.
+  CreditCard credit_card;
+  credit_card.SetRawInfo(CREDIT_CARD_NAME, ASCIIToUTF16("Jack Torrance"));
+  credit_card.SetRawInfo(CREDIT_CARD_NUMBER, ASCIIToUTF16("1234567890123456"));
+  credit_card.SetRawInfo(CREDIT_CARD_EXP_MONTH, ASCIIToUTF16("04"));
+  credit_card.SetRawInfo(CREDIT_CARD_EXP_4_DIGIT_YEAR, ASCIIToUTF16("2013"));
+  table_->AddCreditCard(credit_card);
+
+  // Set a mocked value for the credit card's creation time.
+  const time_t mock_creation_date = Time::Now().ToTimeT() - 13;
+  sql::Statement s_mock_creation_date(
+      db_->GetSQLConnection()->GetUniqueStatement(
+          "UPDATE credit_cards SET date_modified = ?"));
+  ASSERT_TRUE(s_mock_creation_date.is_valid());
+  s_mock_creation_date.BindInt64(0, mock_creation_date);
+  ASSERT_TRUE(s_mock_creation_date.Run());
+
+  // Get the credit card.
+  CreditCard* tmp_credit_card;
+  ASSERT_TRUE(table_->GetCreditCard(credit_card.guid(), &tmp_credit_card));
+  scoped_ptr<CreditCard> db_credit_card(tmp_credit_card);
+  EXPECT_EQ(credit_card, *db_credit_card);
+  sql::Statement s_original(db_->GetSQLConnection()->GetUniqueStatement(
+      "SELECT date_modified FROM credit_cards"));
+  ASSERT_TRUE(s_original.is_valid());
+  ASSERT_TRUE(s_original.Step());
+  EXPECT_EQ(mock_creation_date, s_original.ColumnInt64(0));
+  EXPECT_FALSE(s_original.Step());
+
+  // Now, update just the credit card's origin and save the update to the
+  // database.  The modification date should change to reflect the update.
+  credit_card.set_origin("https://www.example.com/");
+  table_->UpdateCreditCard(credit_card);
+
+  // Get the credit card.
+  ASSERT_TRUE(table_->GetCreditCard(credit_card.guid(), &tmp_credit_card));
+  db_credit_card.reset(tmp_credit_card);
+  EXPECT_EQ(credit_card, *db_credit_card);
+  sql::Statement s_updated(db_->GetSQLConnection()->GetUniqueStatement(
+      "SELECT date_modified FROM credit_cards"));
+  ASSERT_TRUE(s_updated.is_valid());
+  ASSERT_TRUE(s_updated.Step());
+  EXPECT_LT(mock_creation_date, s_updated.ColumnInt64(0));
+  EXPECT_FALSE(s_updated.Step());
+}
+
 TEST_F(AutofillTableTest, RemoveAutofillDataModifiedBetween) {
   // Populate the autofill_profiles and credit_cards tables.
   ASSERT_TRUE(db_->GetSQLConnection()->Execute(
@@ -1196,6 +1304,91 @@ TEST_F(AutofillTableTest, RemoveAutofillDataModifiedBetween) {
   EXPECT_FALSE(s_credit_cards_empty.Step());
 }
 
+TEST_F(AutofillTableTest, RemoveOriginURLsModifiedBetween) {
+  // Populate the autofill_profiles and credit_cards tables.
+  ASSERT_TRUE(db_->GetSQLConnection()->Execute(
+      "INSERT INTO autofill_profiles (guid, origin, date_modified) "
+      "VALUES('00000000-0000-0000-0000-000000000000', '', 11);"
+      "INSERT INTO autofill_profiles (guid, origin, date_modified) "
+      "VALUES('00000000-0000-0000-0000-000000000001', "
+      "       'https://www.example.com/', 21);"
+      "INSERT INTO autofill_profiles (guid, origin, date_modified) "
+      "VALUES('00000000-0000-0000-0000-000000000002', 'Chrome settings', 31);"
+      "INSERT INTO credit_cards (guid, origin, date_modified) "
+      "VALUES('00000000-0000-0000-0000-000000000003', '', 17);"
+      "INSERT INTO credit_cards (guid, origin, date_modified) "
+      "VALUES('00000000-0000-0000-0000-000000000004', "
+      "       'https://www.example.com/', 27);"
+      "INSERT INTO credit_cards (guid, origin, date_modified) "
+      "VALUES('00000000-0000-0000-0000-000000000005', 'Chrome settings', "
+      "       37);"));
+
+  // Remove all origin URLs set in the bounded time range [21,27).
+  ScopedVector<AutofillProfile> profiles;
+  table_->RemoveOriginURLsModifiedBetween(
+      Time::FromTimeT(21), Time::FromTimeT(27), &profiles);
+  ASSERT_EQ(1UL, profiles.size());
+  EXPECT_EQ("00000000-0000-0000-0000-000000000001", profiles[0]->guid());
+  sql::Statement s_autofill_profiles_bounded(
+      db_->GetSQLConnection()->GetUniqueStatement(
+          "SELECT date_modified, origin FROM autofill_profiles"));
+  ASSERT_TRUE(s_autofill_profiles_bounded.is_valid());
+  ASSERT_TRUE(s_autofill_profiles_bounded.Step());
+  EXPECT_EQ(11, s_autofill_profiles_bounded.ColumnInt64(0));
+  EXPECT_EQ(std::string(), s_autofill_profiles_bounded.ColumnString(1));
+  ASSERT_TRUE(s_autofill_profiles_bounded.Step());
+  EXPECT_EQ(21, s_autofill_profiles_bounded.ColumnInt64(0));
+  EXPECT_EQ(std::string(), s_autofill_profiles_bounded.ColumnString(1));
+  ASSERT_TRUE(s_autofill_profiles_bounded.Step());
+  EXPECT_EQ(31, s_autofill_profiles_bounded.ColumnInt64(0));
+  EXPECT_EQ("Chrome settings", s_autofill_profiles_bounded.ColumnString(1));
+  sql::Statement s_credit_cards_bounded(
+      db_->GetSQLConnection()->GetUniqueStatement(
+          "SELECT date_modified, origin FROM credit_cards"));
+  ASSERT_TRUE(s_credit_cards_bounded.is_valid());
+  ASSERT_TRUE(s_credit_cards_bounded.Step());
+  EXPECT_EQ(17, s_credit_cards_bounded.ColumnInt64(0));
+  EXPECT_EQ(std::string(), s_credit_cards_bounded.ColumnString(1));
+  ASSERT_TRUE(s_credit_cards_bounded.Step());
+  EXPECT_EQ(27, s_credit_cards_bounded.ColumnInt64(0));
+  EXPECT_EQ("https://www.example.com/",
+            s_credit_cards_bounded.ColumnString(1));
+  ASSERT_TRUE(s_credit_cards_bounded.Step());
+  EXPECT_EQ(37, s_credit_cards_bounded.ColumnInt64(0));
+  EXPECT_EQ("Chrome settings", s_credit_cards_bounded.ColumnString(1));
+
+  // Remove all origin URLS.
+  profiles.clear();
+  table_->RemoveOriginURLsModifiedBetween(Time(), Time(), &profiles);
+  EXPECT_EQ(0UL, profiles.size());
+  sql::Statement s_autofill_profiles_all(
+      db_->GetSQLConnection()->GetUniqueStatement(
+          "SELECT date_modified, origin FROM autofill_profiles"));
+  ASSERT_TRUE(s_autofill_profiles_all.is_valid());
+  ASSERT_TRUE(s_autofill_profiles_all.Step());
+  EXPECT_EQ(11, s_autofill_profiles_all.ColumnInt64(0));
+  EXPECT_EQ(std::string(), s_autofill_profiles_all.ColumnString(1));
+  ASSERT_TRUE(s_autofill_profiles_all.Step());
+  EXPECT_EQ(21, s_autofill_profiles_all.ColumnInt64(0));
+  EXPECT_EQ(std::string(), s_autofill_profiles_all.ColumnString(1));
+  ASSERT_TRUE(s_autofill_profiles_all.Step());
+  EXPECT_EQ(31, s_autofill_profiles_all.ColumnInt64(0));
+  EXPECT_EQ("Chrome settings", s_autofill_profiles_all.ColumnString(1));
+  sql::Statement s_credit_cards_all(
+      db_->GetSQLConnection()->GetUniqueStatement(
+          "SELECT date_modified, origin FROM credit_cards"));
+  ASSERT_TRUE(s_credit_cards_all.is_valid());
+  ASSERT_TRUE(s_credit_cards_all.Step());
+  EXPECT_EQ(17, s_credit_cards_all.ColumnInt64(0));
+  EXPECT_EQ(std::string(), s_credit_cards_all.ColumnString(1));
+  ASSERT_TRUE(s_credit_cards_all.Step());
+  EXPECT_EQ(27, s_credit_cards_all.ColumnInt64(0));
+  EXPECT_EQ(std::string(), s_credit_cards_all.ColumnString(1));
+  ASSERT_TRUE(s_credit_cards_all.Step());
+  EXPECT_EQ(37, s_credit_cards_all.ColumnInt64(0));
+  EXPECT_EQ("Chrome settings", s_credit_cards_all.ColumnString(1));
+}
+
 TEST_F(AutofillTableTest, Autofill_GetAllAutofillEntries_NoResults) {
   std::vector<AutofillEntry> entries;
   ASSERT_TRUE(table_->GetAllAutofillEntries(&entries));
diff --git a/components/autofill/browser/webdata/autofill_webdata.h b/components/autofill/browser/webdata/autofill_webdata.h
index 66f42f8..79d3bc1 100644
--- a/components/autofill/browser/webdata/autofill_webdata.h
+++ b/components/autofill/browser/webdata/autofill_webdata.h
@@ -90,6 +90,11 @@ class AutofillWebData {
   // Removes Autofill records from the database.
   virtual void RemoveAutofillDataModifiedBetween(
       const base::Time& delete_begin, const base::Time& delete_end) = 0;
+
+  // Removes origin URLs associated with Autofill profiles and credit cards from
+  // the database.
+  virtual void RemoveOriginURLsModifiedBetween(
+      const base::Time& delete_begin, const base::Time& delete_end) = 0;
 };
 
 }  // namespace autofill
diff --git a/components/autofill/browser/webdata/autofill_webdata_backend_impl.cc b/components/autofill/browser/webdata/autofill_webdata_backend_impl.cc
index f7e4f30..d86d1fd 100644
--- a/components/autofill/browser/webdata/autofill_webdata_backend_impl.cc
+++ b/components/autofill/browser/webdata/autofill_webdata_backend_impl.cc
@@ -5,6 +5,7 @@
 #include "components/autofill/browser/webdata/autofill_webdata_backend_impl.h"
 
 #include "base/logging.h"
+#include "base/memory/scoped_vector.h"
 #include "base/stl_util.h"
 #include "components/autofill/browser/autofill_country.h"
 #include "components/autofill/browser/autofill_profile.h"
@@ -103,13 +104,14 @@ scoped_ptr<WDTypedResult> AutofillWebDataBackendImpl::HasFormElements(
 }
 
 WebDatabase::State AutofillWebDataBackendImpl::RemoveFormElementsAddedBetween(
-    const base::Time& delete_begin, const base::Time& delete_end,
+    const base::Time& delete_begin,
+    const base::Time& delete_end,
     WebDatabase* db) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
   AutofillChangeList changes;
 
   if (AutofillTable::FromWebDatabase(db)->RemoveFormElementsAddedBetween(
-      delete_begin, delete_end, &changes)) {
+          delete_begin, delete_end, &changes)) {
     if (!changes.empty()) {
       // Post the notifications including the list of affected keys.
       // This is sent here so that work resulting from this notification
@@ -325,6 +327,29 @@ WebDatabase::State
   return WebDatabase::COMMIT_NOT_NEEDED;
 }
 
+WebDatabase::State AutofillWebDataBackendImpl::RemoveOriginURLsModifiedBetween(
+    const base::Time& delete_begin,
+    const base::Time& delete_end,
+    WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  ScopedVector<AutofillProfile> profiles;
+  if (AutofillTable::FromWebDatabase(db)->RemoveOriginURLsModifiedBetween(
+          delete_begin, delete_end, &profiles)) {
+    for (std::vector<AutofillProfile*>::const_iterator it = profiles.begin();
+         it != profiles.end(); ++it) {
+      AutofillProfileChange change(AutofillProfileChange::UPDATE,
+                                   (*it)->guid(), *it);
+      FOR_EACH_OBSERVER(AutofillWebDataServiceObserverOnDBThread,
+                        db_observer_list_,
+                        AutofillProfileChanged(change));
+    }
+    // Note: It is the caller's responsibility to post notifications for any
+    // changes, e.g. by calling the Refresh() method of PersonalDataManager.
+    return WebDatabase::COMMIT_NEEDED;
+  }
+  return WebDatabase::COMMIT_NOT_NEEDED;
+}
+
 void AutofillWebDataBackendImpl::DestroyAutofillProfileResult(
     const WDTypedResult* result) {
   DCHECK(result->GetType() == AUTOFILL_PROFILES_RESULT);
diff --git a/components/autofill/browser/webdata/autofill_webdata_backend_impl.h b/components/autofill/browser/webdata/autofill_webdata_backend_impl.h
index 525adcb..c8d3823a 100644
--- a/components/autofill/browser/webdata/autofill_webdata_backend_impl.h
+++ b/components/autofill/browser/webdata/autofill_webdata_backend_impl.h
@@ -118,6 +118,13 @@ class AutofillWebDataBackendImpl
       const base::Time& delete_end,
       WebDatabase* db);
 
+  // Removes origin URLs associated with Autofill profiles and credit cards from
+  // the database.
+  WebDatabase::State RemoveOriginURLsModifiedBetween(
+      const base::Time& delete_begin,
+      const base::Time& delete_end,
+      WebDatabase* db);
+
  protected:
   virtual ~AutofillWebDataBackendImpl();
 
diff --git a/components/autofill/browser/webdata/autofill_webdata_service.cc b/components/autofill/browser/webdata/autofill_webdata_service.cc
index b965b19..d732539 100644
--- a/components/autofill/browser/webdata/autofill_webdata_service.cc
+++ b/components/autofill/browser/webdata/autofill_webdata_service.cc
@@ -177,6 +177,14 @@ void AutofillWebDataService::RemoveAutofillDataModifiedBetween(
            autofill_backend_, delete_begin, delete_end));
 }
 
+void AutofillWebDataService::RemoveOriginURLsModifiedBetween(
+    const Time& delete_begin, const Time& delete_end) {
+  wdbs_->ScheduleDBTask(
+      FROM_HERE,
+      Bind(&AutofillWebDataBackendImpl::RemoveOriginURLsModifiedBetween,
+           autofill_backend_, delete_begin, delete_end));
+}
+
 void AutofillWebDataService::AddObserver(
     AutofillWebDataServiceObserverOnDBThread* observer) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
diff --git a/components/autofill/browser/webdata/autofill_webdata_service.h b/components/autofill/browser/webdata/autofill_webdata_service.h
index 2a87317..4f43bc51 100644
--- a/components/autofill/browser/webdata/autofill_webdata_service.h
+++ b/components/autofill/browser/webdata/autofill_webdata_service.h
@@ -88,6 +88,8 @@ class AutofillWebDataService : public AutofillWebData,
       WebDataServiceConsumer* consumer) OVERRIDE;
   virtual void RemoveAutofillDataModifiedBetween(
       const base::Time& delete_begin, const base::Time& delete_end) OVERRIDE;
+  virtual void RemoveOriginURLsModifiedBetween(
+      const base::Time& delete_begin, const base::Time& delete_end) OVERRIDE;
 
   void AddObserver(AutofillWebDataServiceObserverOnDBThread* observer);
   void RemoveObserver(AutofillWebDataServiceObserverOnDBThread* observer);
diff --git a/components/webdata/common/web_database.cc b/components/webdata/common/web_database.cc
index ae4ee9f..05d1789 100644
--- a/components/webdata/common/web_database.cc
+++ b/components/webdata/common/web_database.cc
@@ -15,7 +15,7 @@
 // corresponding changes must happen in the unit tests, and new migration test
 // added.  See |WebDatabaseMigrationTest::kCurrentTestedVersionNumber|.
 // static
-const int WebDatabase::kCurrentVersionNumber = 50;
+const int WebDatabase::kCurrentVersionNumber = 51;
 
 namespace {
 
diff --git a/components/webdata/common/web_database_migration_unittest.cc b/components/webdata/common/web_database_migration_unittest.cc
index a279532..e005089 100644
--- a/components/webdata/common/web_database_migration_unittest.cc
+++ b/components/webdata/common/web_database_migration_unittest.cc
@@ -240,7 +240,7 @@ class WebDatabaseMigrationTest : public testing::Test {
   DISALLOW_COPY_AND_ASSIGN(WebDatabaseMigrationTest);
 };
 
-const int WebDatabaseMigrationTest::kCurrentTestedVersionNumber = 50;
+const int WebDatabaseMigrationTest::kCurrentTestedVersionNumber = 51;
 
 void WebDatabaseMigrationTest::LoadDatabase(
     const base::FilePath::StringType& file) {