Remove error injection option, it's not being used.

CMakeLists.txt

@@ -161,13 +161,6 @@ IF(ENABLE_DEBUG_SYNC)
   SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -DENABLED_DEBUG_SYNC") 
 ENDIF() 
  
-OPTION(WITH_ERROR_INJECT 
-  "Enable error injection in MySQL Server (debug builds only)" OFF) 
-IF(WITH_ERROR_INJECT) 
-  SET(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DERROR_INJECT_SUPPORT") 
-  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -DERROR_INJECT_SUPPORT") 
-ENDIF() 
-
 OPTION(ENABLED_LOCAL_INFILE
  "If we should should enable LOAD DATA LOCAL by default" ${IF_WIN})
 MARK_AS_ADVANCED(ENABLED_LOCAL_INFILE)

configure.in

@@ -1775,21 +1775,6 @@ else
   AC_MSG_RESULT([no])
 fi
 
-# If we should allow error injection tests
-AC_ARG_WITH(error-inject,
-    AC_HELP_STRING([--with-error-inject],[Enable error injection in MySQL Server]),
-    [ with_error_inject=$withval ],
-    [ with_error_inject=no ])
-
-if test $with_debug != "no"
-then
-  if test "$with_error_inject" = "yes"
-  then
-    AC_DEFINE([ERROR_INJECT_SUPPORT], [1],
-              [Enable error injection in MySQL Server])
-  fi
-fi
-
 AC_ARG_WITH([fast-mutexes],
 	    AC_HELP_STRING([--with-fast-mutexes], 
 	    [Compile with fast mutexes (default is disabled)]),