Print console warnings when MediaSession message is dirty

third_party/WebKit/Source/modules/mediasession/MediaImage.cpp

Index: third_party/WebKit/Source/modules/mediasession/MediaImage.cpp
diff --git a/third_party/WebKit/Source/modules/mediasession/MediaImage.cpp b/third_party/WebKit/Source/modules/mediasession/MediaImage.cpp
index ebad13eb9396eced1ab0848d7ed0d8cb162c9e05..c2e08e9f368cc3cae0bc3acd3b0add1f2db8161b 100644
--- a/third_party/WebKit/Source/modules/mediasession/MediaImage.cpp
+++ b/third_party/WebKit/Source/modules/mediasession/MediaImage.cpp
@@ -5,7 +5,10 @@
 #include "modules/mediasession/MediaImage.h"
 
 #include "core/dom/ExecutionContext.h"
+#include "core/inspector/ConsoleMessage.h"
 #include "modules/mediasession/MediaImageInit.h"
+#include "platform/weborigin/KURL.h"
+#include "wtf/text/StringOperators.h"
 
 namespace blink {
 
@@ -17,6 +20,11 @@ MediaImage* MediaImage::create(ExecutionContext* context,
 
 MediaImage::MediaImage(ExecutionContext* context, const MediaImageInit& image) {
   m_src = context->completeURL(image.src());
+  if (!KURL(ParsedURLString, m_src).isValid()) {
+    context->addConsoleMessage(
+        ConsoleMessage::create(JSMessageSource, WarningMessageLevel,
+                               "MediaImage src is invalid: " + image.src()));
+  }
   m_sizes = image.sizes();
   m_type = image.type();
 }