iOS, removed hook reference

Change-Id: I9a9d9613313ac8d0e611f4d7f766c42ab71963e1

ios/source/LibreOfficeKit.c

@@ -18,12 +18,6 @@
 #include "native-code.h"
 
 
-// Force reference to libreofficekit_hook
-extern __attribute__((used))
-LibreOfficeKit *libreofficekit_hook_2(const char* install_path, const char* user_profile_path);
-static __attribute__((used))
-LibreOfficeKit *(*foop)(const char *, const char *) = libreofficekit_hook_2;
-
 // pointers to our instance
 static LibreOfficeKit* kit;
 static LibreOfficeKitDocument* document;