Media: Report HTMLMediaElement player errors to devtools console

third_party/WebKit/Source/core/html/HTMLMediaElement.cpp

Index: third_party/WebKit/Source/core/html/HTMLMediaElement.cpp
diff --git a/third_party/WebKit/Source/core/html/HTMLMediaElement.cpp b/third_party/WebKit/Source/core/html/HTMLMediaElement.cpp
index 06d4a93b6dfca9cb3d42b26427ecb7be2d3f6673..778b3ef0ec4d09c31d1d78688030380766f90efe 100644
--- a/third_party/WebKit/Source/core/html/HTMLMediaElement.cpp
+++ b/third_party/WebKit/Source/core/html/HTMLMediaElement.cpp
@@ -1316,6 +1316,20 @@ void HTMLMediaElement::waitForSourceChange()
         layoutObject()->updateFromElement();
 }
 
+void HTMLMediaElement::reportPlayerErrorToDevToolsConsole()
+{
+    WTF_LOG(Media, "HTMLMediaElement::reportPlayerErrorToDevToolsConsole(%p)", this);
+
+    if (!m_webMediaPlayer)
+        return;
+
+    const WebString& message = m_webMediaPlayer->getErrorMessage();
+    if (message.isEmpty())
+        return;
+
+    document().addConsoleMessage(ConsoleMessage::create(JSMessageSource, ErrorMessageLevel, message));
+}
+
 void HTMLMediaElement::noneSupported()
 {
     WTF_LOG(Media, "HTMLMediaElement::noneSupported(%p)", this);
@@ -1330,6 +1344,7 @@ void HTMLMediaElement::noneSupported()
     // 1 - Set the error attribute to a new MediaError object whose code attribute is set to
     // MEDIA_ERR_SRC_NOT_SUPPORTED.
     m_error = MediaError::create(MediaError::MEDIA_ERR_SRC_NOT_SUPPORTED);
+    reportPlayerErrorToDevToolsConsole();
 
     // 2 - Forget the media element's media-resource-specific text tracks.
     forgetResourceSpecificTracks();
@@ -1367,6 +1382,7 @@ void HTMLMediaElement::mediaEngineError(MediaError* err)
     // 2 - Set the error attribute to a new MediaError object whose code attribute is
     // set to MEDIA_ERR_NETWORK/MEDIA_ERR_DECODE.
     m_error = err;
+    reportPlayerErrorToDevToolsConsole();
 
     // 3 - Queue a task to fire a simple event named error at the media element.
     scheduleEvent(EventTypeNames::error);