Use more appropriate param type for __early_abort

Test: build, start emulator
Change-Id: I5f31ceb9a85ee7750f17edff76782c778a4515d8
diff --git a/libc/bionic/libc_init_common.cpp b/libc/bionic/libc_init_common.cpp
index 59b2ddb..d922641 100644
--- a/libc/bionic/libc_init_common.cpp
+++ b/libc/bionic/libc_init_common.cpp
@@ -186,7 +186,7 @@
 #endif
 }
 
-__noreturn static void __early_abort(int line) {
+__noreturn static void __early_abort(size_t line) {
   // We can't write to stdout or stderr because we're aborting before we've checked that
   // it's safe for us to use those file descriptors. We probably can't strace either, so
   // we rely on the fact that if we dereference a low address, either debuggerd or the