Introducing audio output device authorization timeout for Linux.

content/renderer/media/audio_device_factory.cc

Index: content/renderer/media/audio_device_factory.cc
diff --git a/content/renderer/media/audio_device_factory.cc b/content/renderer/media/audio_device_factory.cc
index 52ed68e0211b8ba2b46b13cf7d98801a4f5be160..e83ca0fab5458495eb578981cdeb9739149d8682 100644
--- a/content/renderer/media/audio_device_factory.cc
+++ b/content/renderer/media/audio_device_factory.cc
@@ -26,12 +26,13 @@ namespace content {
 AudioDeviceFactory* AudioDeviceFactory::factory_ = NULL;
 
 namespace {
-#if defined(OS_WIN) || defined(OS_MACOSX)
+#if defined(OS_WIN) || defined(OS_MACOSX) || \
+    (defined(OS_LINUX) && !defined(OS_CHROMEOS))
 // Due to driver deadlock issues on Windows (http://crbug/422522) there is a
 // chance device authorization response is never received from the browser side.
 // In this case we will time out, to avoid renderer hang forever waiting for
 // device authorization (http://crbug/615589). This will result in "no audio".
-// There are also cases when authorization takes too long on Mac.
+// There are also cases when authorization takes too long on Mac and Linux.
 const int64_t kMaxAuthorizationTimeoutMs = 10000;
 #else
 const int64_t kMaxAuthorizationTimeoutMs = 0;  // No timeout.