Adding a sync_guid field to TemplateURL. Adding appropriate database migration changes and tests.

chrome/browser/webdata/web_database.cc

 // Copyright (c) 2011 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 "chrome/browser/webdata/web_database.h"
 
 #include <algorithm>
 
 #include "app/sql/statement.h"
 #include "app/sql/transaction.h"
 #include "chrome/browser/diagnostics/sqlite_diagnostics.h"
 #include "content/common/notification_service.h"
 
 namespace {
 
 // Current version number.  Note: when changing the current version number,
 // corresponding changes must happen in the unit tests, and new migration test
 // added.  See |WebDatabaseMigrationTest::kCurrentTestedVersionNumber|.
-const int kCurrentVersionNumber = 38;
-const int kCompatibleVersionNumber = 38;
+const int kCurrentVersionNumber = 39;
+const int kCompatibleVersionNumber = 39;
 
 // Change the version number and possibly the compatibility version of
 // |meta_table_|.
 void ChangeVersion(sql::MetaTable* meta_table,
                    int version_num,
                    bool update_compatible_version_num) {
   meta_table->SetVersionNumber(version_num);
   if (update_compatible_version_num) {
     meta_table->SetCompatibleVersionNumber(
           std::min(version_num, kCompatibleVersionNumber));
@@ skipping 248 matching lines @@
       ChangeVersion(&meta_table_, 37, true);
       // FALL THROUGH
 
     case 37:
       if (!keyword_table_->MigrateToVersion38AddLastModifiedColumn())
         return FailedMigrationTo(38);
 
       ChangeVersion(&meta_table_, 38, true);
       // FALL THROUGH
 
+    case 38:
+      if (!keyword_table_->MigrateToVersion39AddSyncGUIDColumn())
+        return FailedMigrationTo(39);
+
+      ChangeVersion(&meta_table_, 39, true);
+      // FALL THROUGH
+
     // Add successive versions here.  Each should set the version number and
     // compatible version number as appropriate, then fall through to the next
     // case.
 
     case kCurrentVersionNumber:
       // No migration needed.
       return sql::INIT_OK;
   }
 }