Remove an outdated hack.

This is still a waste of your main thread, though.

Change-Id: Ic904619b2e1065b2bab577070a73f8175c1a48f3
diff --git a/rild/rild.c b/rild/rild.c
index e37c177..0ef5c87 100644
--- a/rild/rild.c
+++ b/rild/rild.c
@@ -289,9 +289,7 @@
 
 done:
 
-    while(1) {
-        // sleep(UINT32_MAX) seems to return immediately on bionic
-        sleep(0x00ffffff);
+    while (true) {
+        sleep(UINT32_MAX);
     }
 }
-