Remove the broken pthread deadlock prediction.

This hasn't built in over one release cycle and no one even noticed.
art does this the right way and other projects should do the same.

Change-Id: I7d1fb84c4080e008f329ee73e209ce85a36e6d55
diff --git a/libc/bionic/libc_init_dynamic.cpp b/libc/bionic/libc_init_dynamic.cpp
index 3d98861..659cf39 100644
--- a/libc/bionic/libc_init_dynamic.cpp
+++ b/libc/bionic/libc_init_dynamic.cpp
@@ -55,7 +55,6 @@
 #include "private/KernelArgumentBlock.h"
 
 extern "C" {
-  extern void pthread_debug_init(void);
   extern void malloc_debug_init(void);
   extern void malloc_debug_fini(void);
   extern void netdClientInit(void);
@@ -77,11 +76,8 @@
 
   __libc_init_common(*args);
 
-  // Hooks for the debug malloc and pthread libraries to let them know that we're starting up.
-  pthread_debug_init();
+  // Hooks for various libraries to let them know that we're starting up.
   malloc_debug_init();
-
-  // Hook for the netd client library to let it know that we're starting up.
   netdClientInit();
 }