diff -up comm-release/mozilla/media/webrtc/trunk/webrtc/modules/audio_coding/codecs/opus/opus.gypi.webrtc-system-ogg comm-release/mozilla/media/webrtc/trunk/webrtc/modules/audio_coding/codecs/opus/opus.gypi
--- comm-release/mozilla/media/webrtc/trunk/webrtc/modules/audio_coding/codecs/opus/opus.gypi.webrtc-system-ogg	2014-04-29 07:03:07.000000000 +0200
+++ comm-release/mozilla/media/webrtc/trunk/webrtc/modules/audio_coding/codecs/opus/opus.gypi	2014-05-13 03:17:55.387495702 +0200
@@ -14,8 +14,8 @@
       'conditions': [
         ['build_with_mozilla==1', {
           # Mozilla provides its own build of the opus library.
-          'include_dirs': [
-            '/media/libopus/include',
+          'cflags_mozilla': [
+            '-I/usr/include/opus',
            ]
         }, {
           'dependencies': [
diff -up comm-release/mozilla/media/webrtc/trunk/webrtc/modules/audio_coding/codecs/opus/opus_interface.c.webrtc-system-ogg comm-release/mozilla/media/webrtc/trunk/webrtc/modules/audio_coding/codecs/opus/opus_interface.c
--- comm-release/mozilla/media/webrtc/trunk/webrtc/modules/audio_coding/codecs/opus/opus_interface.c.webrtc-system-ogg	2014-04-29 07:03:07.000000000 +0200
+++ comm-release/mozilla/media/webrtc/trunk/webrtc/modules/audio_coding/codecs/opus/opus_interface.c	2014-05-13 02:39:10.017205056 +0200
@@ -13,7 +13,9 @@
 #include <stdlib.h>
 #include <string.h>
 
+#pragma GCC visibility push(default)
 #include "opus.h"
+#pragma GCC visibility pop
 
 #include "webrtc/common_audio/signal_processing/resample_by_2_internal.h"
 #include "webrtc/common_audio/signal_processing/include/signal_processing_library.h"