Mac Video Capture: Change an ErrorMessage to LogMessage

media/video/capture/mac/video_capture_device_mac.h

Index: media/video/capture/mac/video_capture_device_mac.h
diff --git a/media/video/capture/mac/video_capture_device_mac.h b/media/video/capture/mac/video_capture_device_mac.h
index 60da1396d5f28575459fb40da90e818fd5b2d17f..7bda9e31e0cb2aa7dc082d8eaaf353d849fb92e4 100644
--- a/media/video/capture/mac/video_capture_device_mac.h
+++ b/media/video/capture/mac/video_capture_device_mac.h
@@ -73,11 +73,14 @@ class VideoCaptureDeviceMac : public VideoCaptureDevice {
                     int aspect_numerator,
                     int aspect_denominator);
 
+  // Forwarder to VideoCaptureDevice::Client::OnError().
   void ReceiveError(const std::string& reason);
 
+  // Forwarder to VideoCaptureDevice::Client::OnLog().
+  void LogMessage(const std::string& message);
+
  private:
   void SetErrorState(const std::string& reason);
-  void LogMessage(const std::string& message);
   bool UpdateCaptureResolution();
 
   // Flag indicating the internal state.