Print console warnings when MediaSession message is dirty

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

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #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 {
 
 // static
 MediaImage* MediaImage::create(ExecutionContext* context,
                                const MediaImageInit& image) {
   return new MediaImage(context, image);
 }
 
 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();
 }
 
 String MediaImage::src() const {
   return m_src;
 }
 
 String MediaImage::sizes() const {
   return m_sizes;
 }
 
 String MediaImage::type() const {
   return m_type;
 }
 
 }  // namespace blink