Change parameter type on AudioDeviceThread::Callback::Process()

media/audio/audio_output_device.cc

Index: media/audio/audio_output_device.cc
diff --git a/media/audio/audio_output_device.cc b/media/audio/audio_output_device.cc
index c34d7cc1296e1ba896ea10f61c3a57b4cde3e44c..c804ae7690e4ea800937495157e7f602e80fb085 100644
--- a/media/audio/audio_output_device.cc
+++ b/media/audio/audio_output_device.cc
@@ -28,7 +28,7 @@ class AudioOutputDevice::AudioThreadCallback
   void MapSharedMemory() override;
 
   // Called whenever we receive notifications about pending data.
-  void Process(int pending_data) override;
+  void Process(uint32 pending_data) override;
 
  private:
   AudioRendererSink::RenderCallback* render_callback_;
@@ -285,11 +285,7 @@ void AudioOutputDevice::AudioThreadCallback::MapSharedMemory() {
 }
 
 // Called whenever we receive notifications about pending data.
-void AudioOutputDevice::AudioThreadCallback::Process(int pending_data) {
-  // Negative |pending_data| indicates the browser side stream has stopped.
-  if (pending_data < 0)
-    return;
-
+void AudioOutputDevice::AudioThreadCallback::Process(uint32 pending_data) {
   // Convert the number of pending bytes in the render buffer into milliseconds.
   int audio_delay_milliseconds = pending_data / bytes_per_ms_;