Removed wrong DBUG_DUMP that accessed not initialized memory.

Author: montywi

sql/field.cc

@@ -8294,6 +8294,7 @@ uchar *Field_blob::pack(uchar *to, const uchar *from, uint max_length)
 
  @return New pointer into memory based on from + length of the data
 */
+
 const uchar *Field_blob::unpack(uchar *to, const uchar *from,
  const uchar *from_end, uint param_data)
 {
@@ -8311,7 +8312,6 @@ const uchar *Field_blob::unpack(uchar *to, const uchar *from,
  DBUG_RETURN(0);
  store(reinterpret_cast<const char*>(from) + master_packlength,
  length, field_charset);
- DBUG_DUMP("record", to, table->s->reclength);
  DBUG_RETURN(from + master_packlength + length);
 }