Bug 805352 - Make cubeb_stream_destroy errors non-fatal in AudioUnit backend. r=doublec a=lsblakk

media/libcubeb/README_MOZILLA

@@ -7,3 +7,4 @@ The cubeb git repository is: git://github.com/kinetiknz/cubeb.git
 
 The git commit ID used was 2d7d3e8f2ecabb70d2723f3c86fcb591a84b7f85.
 Plus the single commit f4c927fb1c2dc0a0580d0bca4bd267c34febada4.
+Plus the single commit e5837ecbb2389abd7e6635f4339878c5e4c1e1d5.

media/libcubeb/src/cubeb_audiounit.c

@@ -222,19 +222,14 @@ cubeb_stream_init(cubeb * context, cubeb_stream ** stream, char const * stream_n
 void
 cubeb_stream_destroy(cubeb_stream * stm)
 {
-  OSStatus r;
+  int r;
 
   stm->shutdown = 1;
 
   if (stm->unit) {
-    r = AudioOutputUnitStop(stm->unit);
-    assert(r == 0);
-
-    r = AudioUnitUninitialize(stm->unit);
-    assert(r == 0);
-
-    r = CloseComponent(stm->unit);
-    assert(r == 0);
+    AudioOutputUnitStop(stm->unit);
+    AudioUnitUninitialize(stm->unit);
+    CloseComponent(stm->unit);
   }
 
   r = pthread_mutex_destroy(&stm->mutex);