Remove to set syntax-begin-function

Author: zonuexe

php-mode.el

@@ -1057,10 +1057,6 @@ After setting the stylevars run hooks according to STYLENAME
   (setq c-at-vsemi-p-fn 'php-c-at-vsemi-p)
   (setq c-vsemi-status-unknown-p 'php-c-vsemi-status-unknown-p)
 
-  ;; syntax-begin-function is obsolete in Emacs 25.1
-  (with-no-warnings
-    (setq-local syntax-begin-function 'c-beginning-of-syntax))
-
   ;; We map the php-{beginning,end}-of-defun functions so that they
   ;; replace the similar commands that we inherit from CC Mode.
   ;; Because of our remapping we may not actually need to keep the