Deliver RenderCallbackErrors even when mixer inputs are paused.

media/base/audio_renderer_mixer_unittest.cc

Index: media/base/audio_renderer_mixer_unittest.cc
diff --git a/media/base/audio_renderer_mixer_unittest.cc b/media/base/audio_renderer_mixer_unittest.cc
index 589358357b5f131f5f79694508f9a48ae74d8995..857df2629e44b08372676f2a9b666b1a38fa18b6 100644
--- a/media/base/audio_renderer_mixer_unittest.cc
+++ b/media/base/audio_renderer_mixer_unittest.cc
@@ -51,8 +51,8 @@ class AudioRendererMixerTest
         std::tr1::get<1>(GetParam()), 16, kLowLatencyBufferSize);
 
     sink_ = new MockAudioRendererSink();
-    EXPECT_CALL(*sink_.get(), Start());
-    EXPECT_CALL(*sink_.get(), Stop());
+    EXPECT_CALL(*sink_, Start());
+    EXPECT_CALL(*sink_, Stop());
 
     mixer_.reset(new AudioRendererMixer(
         input_parameters_, output_parameters_, sink_));
@@ -393,6 +393,20 @@ TEST_P(AudioRendererMixerBehavioralTest, OnRenderError) {
     mixer_inputs_[i]->Stop();
 }
 
+TEST_P(AudioRendererMixerBehavioralTest, OnRenderErrorPausedInput) {
+  InitializeInputs(kMixerInputs);
+
+  for (size_t i = 0; i < mixer_inputs_.size(); ++i)
+    EXPECT_CALL(*fake_callbacks_[i], OnRenderError()).Times(1);
+
+  // Fire the error before attaching any inputs.  Ensure an error is recieved
+  // even if the input is not connected.
+  mixer_callback_->OnRenderError();
+
+  for (size_t i = 0; i < mixer_inputs_.size(); ++i)
+    mixer_inputs_[i]->Stop();
+}
+
 // Ensure constructing an AudioRendererMixerInput, but not initializing it does
 // not call RemoveMixer().
 TEST_P(AudioRendererMixerBehavioralTest, NoInitialize) {