Removing public access to AudioManager device info interface.

media/audio/mac/audio_low_latency_input_mac_unittest.cc

Index: media/audio/mac/audio_low_latency_input_mac_unittest.cc
diff --git a/media/audio/mac/audio_low_latency_input_mac_unittest.cc b/media/audio/mac/audio_low_latency_input_mac_unittest.cc
index d10bc346300fbe0fb01e6b98fd86ac1ddf49e9c8..f8e3c83f428dd795c68d79fdc02fb24d0721c3d6 100644
--- a/media/audio/mac/audio_low_latency_input_mac_unittest.cc
+++ b/media/audio/mac/audio_low_latency_input_mac_unittest.cc
@@ -13,6 +13,7 @@
 #include "base/test/test_timeouts.h"
 #include "base/threading/platform_thread.h"
 #include "media/audio/audio_device_description.h"
+#include "media/audio/audio_device_info_accessor_for_tests.h"
 #include "media/audio/audio_io.h"
 #include "media/audio/audio_manager_base.h"
 #include "media/audio/audio_unittest_util.h"
@@ -123,7 +124,8 @@ class MacAudioInputTest : public testing::Test {
   }
 
   bool InputDevicesAvailable() {
-    return audio_manager_->HasAudioInputDevices();
+    return AudioDeviceInfoAccessorForTests(audio_manager_.get())
+        .HasAudioInputDevices();
   }
 
   // Convenience method which creates a default AudioInputStream object using