remove unused sql/examples

sql/CMakeLists.txt

@@ -364,6 +364,5 @@ ENDIF(WIN32)
 
 INSTALL(DIRECTORY . DESTINATION ${INSTALL_INCLUDEDIR}/private COMPONENT Development
   FILES_MATCHING PATTERN "*.h"
-  PATTERN examples EXCLUDE
   PATTERN share EXCLUDE
   PATTERN CMakeFiles EXCLUDE)

sql/examples/CMakeLists.txt

-# Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
-# 
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-# 
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-# 
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
-
-INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/include ${CMAKE_SOURCE_DIR}/sql
-                    ${CMAKE_SOURCE_DIR}/extra/yassl/include
-                    ${CMAKE_SOURCE_DIR}/regex)
-
-IF(WITH_EXAMPLE_STORAGE_ENGINE)
-ADD_LIBRARY(example ha_example.cc)
-ADD_DEPENDENCIES(example GenError)
-ENDIF(WITH_EXAMPLE_STORAGE_ENGINE)