Media: Report informational error messages to HTMLMediaElement

content/renderer/media/webmediaplayer_ms.cc

Index: content/renderer/media/webmediaplayer_ms.cc
diff --git a/content/renderer/media/webmediaplayer_ms.cc b/content/renderer/media/webmediaplayer_ms.cc
index c5174b5c7dbb71fc2ba1b757ac436b38d3fba7d2..418fb6af84f0a0f22dea4fe796ea240e201899f4 100644
--- a/content/renderer/media/webmediaplayer_ms.cc
+++ b/content/renderer/media/webmediaplayer_ms.cc
@@ -299,6 +299,10 @@ blink::WebMediaPlayer::ReadyState WebMediaPlayerMS::getReadyState() const {
   return ready_state_;
 }
 
+blink::WebString WebMediaPlayerMS::getErrorMessage() {
+  return blink::WebString::fromUTF8(media_log_->GetLastErrorMessage());
+}
+
 blink::WebTimeRanges WebMediaPlayerMS::buffered() const {
   DCHECK(thread_checker_.CalledOnValidThread());
   return buffered_;