Rewrite YouTube Flash embeds

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

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Stefan Schimanski (1Stein@gmx.de)
  * Copyright (C) 2004, 2005, 2006, 2008, 2009, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 15 matching lines @@
 #include "core/CSSPropertyNames.h"
 #include "core/HTMLNames.h"
 #include "core/dom/Attribute.h"
 #include "core/dom/ElementTraversal.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/html/HTMLImageLoader.h"
 #include "core/html/HTMLObjectElement.h"
 #include "core/html/PluginDocument.h"
 #include "core/html/parser/HTMLParserIdioms.h"
 #include "core/layout/LayoutPart.h"
+#include "core/loader/FrameLoaderClient.h"
 
 namespace blink {
 
 using namespace HTMLNames;
 
 inline HTMLEmbedElement::HTMLEmbedElement(Document& document, bool createdByParser)
     : HTMLPlugInElement(embedTag, document, createdByParser, ShouldPreferPlugInsForImages)
 {
 }
 
@@ skipping 93 matching lines @@
 
     // FIXME: These should be joined into a PluginParameters class.
     Vector<String> paramNames;
     Vector<String> paramValues;
     parametersForPlugin(paramNames, paramValues);
 
     // FIXME: Can we not have layoutObject here now that beforeload events are gone?
     if (!layoutObject())
         return;
 
+    // Overwrites the URL and MIME type of a Flash embed to use an
+    // HTML5 video player when possible.

[mlamouri (slow - plz ping), 2016/08/01 13:43:59]

s/video player/embed/

[kdsilva, 2016/08/02 15:34:46]

Done.

+    String overridenUrl = document().frame()->loader().client()->OverrideFlashEmbedWithHTML(document().completeURL(m_url));
+    if (overridenUrl != "") {
+        m_url = overridenUrl;
+        m_serviceType = "text/html";
+    }
+
     requestObject(m_url, m_serviceType, paramNames, paramValues);
 }
 
 bool HTMLEmbedElement::layoutObjectIsNeeded(const ComputedStyle& style)
 {
     if (isImageType())
         return HTMLPlugInElement::layoutObjectIsNeeded(style);
 
     // https://html.spec.whatwg.org/multipage/embedded-content.html#the-embed-element
     // While any of the following conditions are occurring, any plugin
@@ skipping 39 matching lines @@
 {
     // http://www.whatwg.org/specs/web-apps/current-work/#exposed
     for (HTMLObjectElement* object = Traversal<HTMLObjectElement>::firstAncestor(*this); object; object = Traversal<HTMLObjectElement>::firstAncestor(*object)) {
         if (object->isExposed())
             return false;
     }
     return true;
 }
 
 } // namespace blink