Show a replacement plug-in for loading errors.

content/renderer/pepper/pepper_plugin_delegate_impl.cc

Index: content/renderer/pepper/pepper_plugin_delegate_impl.cc
diff --git a/content/renderer/pepper/pepper_plugin_delegate_impl.cc b/content/renderer/pepper/pepper_plugin_delegate_impl.cc
index 2f7eb8ba04e05b5419e08e8d99af589811d8a971..569f94c5202247c70acec0a420343effdc7c1289 100644
--- a/content/renderer/pepper/pepper_plugin_delegate_impl.cc
+++ b/content/renderer/pepper/pepper_plugin_delegate_impl.cc
@@ -549,6 +549,12 @@ SkBitmap* PepperPluginDelegateImpl::GetSadPluginBitmap() {
   return GetContentClient()->renderer()->GetSadPluginBitmap();
 }
 
+WebKit::WebPlugin* PepperPluginDelegateImpl::CreatePluginReplacement(
+    const FilePath& file_path) {
+  return GetContentClient()->renderer()->CreatePluginReplacement(
+      render_view_, file_path);
+}
+
 webkit::ppapi::PluginDelegate::PlatformImage2D*
 PepperPluginDelegateImpl::CreateImage2D(int width, int height) {
   return PepperPlatformImage2DImpl::Create(width, height);