Use bionic platform headers.

Bug: 130763340

Test: Builds.
Change-Id: I8cabd441431cd357bf2842bb40809db5a3ad171e
diff --git a/media/libmedia/MediaUtils.cpp b/media/libmedia/MediaUtils.cpp
index 31972fa..2efb30e 100644
--- a/media/libmedia/MediaUtils.cpp
+++ b/media/libmedia/MediaUtils.cpp
@@ -22,7 +22,7 @@
 #include <sys/resource.h>
 #include <unistd.h>
 
-#include <bionic_malloc.h>
+#include <bionic/malloc.h>
 
 #include "MediaUtils.h"