Bug 1410456 - Update cubeb from upstream to b1ee1ce. r=padenot

MozReview-Commit-ID: 5PmGUcxB6jv

--HG--
extra : rebase_source : 15e4d33a4d80d5cfedb6b064d9320ae711db73f4

media/libcubeb/README_MOZILLA

@@ -5,4 +5,4 @@ Makefile.in build files for the Mozilla build system.
 
 The cubeb git repository is: git://github.com/kinetiknz/cubeb.git
 
-The git commit ID used was 1d53c3a3779cbeb860b16aa38cc7f51e196b9745 (2018-02-13 12:30:46 +1000)
+The git commit ID used was b1ee1ce7fa7bfb9675e529663f230685125fb694 (2018-02-26 13:40:08 +0200)

media/libcubeb/src/android/cubeb-output-latency.h

@@ -1,6 +1,7 @@
 #ifndef _CUBEB_OUTPUT_LATENCY_H_
 #define _CUBEB_OUTPUT_LATENCY_H_
 
+#include <stdbool.h>
 #include "cubeb_media_library.h"
 #include "../cubeb-jni.h"