:hover style not applied on hover if its display property is different from original style's

Source/core/html/PluginDocument.cpp

Index: Source/core/html/PluginDocument.cpp
diff --git a/Source/core/html/PluginDocument.cpp b/Source/core/html/PluginDocument.cpp
index 4b4597a9c8909cf61557f6d18da710ea6bc19742..ad472781d3b92699a47cd31ccef9160979a73d28 100644
--- a/Source/core/html/PluginDocument.cpp
+++ b/Source/core/html/PluginDocument.cpp
@@ -159,13 +159,13 @@ Node* PluginDocument::pluginNode()
     return m_pluginNode.get();
 }
 
-void PluginDocument::detach()
+void PluginDocument::detach(const AttachContext& context)
 {
     // Release the plugin node so that we don't have a circular reference.
     m_pluginNode = 0;
     if (FrameLoader* loader = frame()->loader())
         loader->client()->redirectDataToPlugin(0);
-    HTMLDocument::detach();
+    HTMLDocument::detach(context);
 }
 
 void PluginDocument::cancelManualPluginLoad()