Rewrite YouTube Flash embeds

content/public/renderer/content_renderer_client.h

Index: content/public/renderer/content_renderer_client.h
diff --git a/content/public/renderer/content_renderer_client.h b/content/public/renderer/content_renderer_client.h
index 9ad5aef7eacd5e0befb7bb48aa122e563e3ea9c8..b7b042f987c1daba9f8c0e42b04e65bee98f5af2 100644
--- a/content/public/renderer/content_renderer_client.h
+++ b/content/public/renderer/content_renderer_client.h
@@ -359,6 +359,10 @@ class CONTENT_EXPORT ContentRendererClient {
   // browser process via |registry|.
   virtual void ExposeInterfacesToBrowser(
       shell::InterfaceRegistry* interface_registry) {}
+
+  // Overwrites the given URL to use an HTML5 embed if possible.
+  // An empty URL is returned if the URL is not overriden.
+  virtual GURL OverrideFlashEmbedWithHTML(const GURL& url);
 };
 
 }  // namespace content