- Remove check for debug_backtrace() existance   It is guaranteed to be there if you use 4.2 compat SAPI
- Remove check for debug_backtrace() existance
  It is guaranteed to be there if you use 4.2 compat SAPI


git-svn-id: 526f3b90ad6d9b1dfe840af828070ca3d99521ac@2301 d2cacbed-c0f6-0310-851a-9dad52fc623a

johannes85/core