mysql_rename_view can not rename view if database is not the same.
The fix is to add new argument 'new_db' to mysql_rename_view() and
allow rename with different databases
(only for ALTER DATABASE ... UPGRADE DATA DIRECTORY NAME).


mysql-test/t/upgrade.test:
  test fix
sql/parse_file.cc:
  mysql_rename_view can not rename view if database is not the same.
  The fix is to add new argument 'new_db' to mysql_rename_view() and
  allow rename with different databases
  (only for ALTER DATABASE ... UPGRADE DATA DIRECTORY NAME).
sql/parse_file.h:
  mysql_rename_view can not rename view if database is not the same.
  The fix is to add new argument 'new_db' to mysql_rename_view() and
  allow rename with different databases
  (only for ALTER DATABASE ... UPGRADE DATA DIRECTORY NAME).
sql/sql_rename.cc:
  mysql_rename_view can not rename view if database is not the same.
  The fix is to add new argument 'new_db' to mysql_rename_view() and
  allow rename with different databases
  (only for ALTER DATABASE ... UPGRADE DATA DIRECTORY NAME).
sql/sql_view.cc:
  mysql_rename_view can not rename view if database is not the same.
  The fix is to add new argument 'new_db' to mysql_rename_view() and
  allow rename with different databases
  (only for ALTER DATABASE ... UPGRADE DATA DIRECTORY NAME).
sql/sql_view.h:
  mysql_rename_view can not rename view if database is not the same.
  The fix is to add new argument 'new_db' to mysql_rename_view() and
  allow rename with different databases
  (only for ALTER DATABASE ... UPGRADE DATA DIRECTORY NAME).