Detailed revision comments:

r6100 | jyang | 2009-10-22 06:51:07 +0300 (Thu, 22 Oct 2009) | 6 lines
branches/zip: As a request from mysql, WARN_LEVEL_ERROR cannot
be used for push_warning_* call any more. Switch to 
WARN_LEVEL_WARN. Bug #47233.
rb://172 approved by Sunny Bains and Marko.