Add missing includes.

Change-Id: I91730363386dae6ecb2193ec8f50ba9f8fc0ad60
diff --git a/modules/consumerir/consumerir.c b/modules/consumerir/consumerir.c
index 87039cc..f3eac0b 100644
--- a/modules/consumerir/consumerir.c
+++ b/modules/consumerir/consumerir.c
@@ -16,6 +16,7 @@
 #define LOG_TAG "ConsumerIrHal"
 
 #include <errno.h>
+#include <malloc.h>
 #include <string.h>
 #include <cutils/log.h>
 #include <hardware/hardware.h>