[HBD] Remove PluginCache and reload plugin list when origin changes

content/browser/frame_host/render_frame_message_filter.h

Index: content/browser/frame_host/render_frame_message_filter.h
diff --git a/content/browser/frame_host/render_frame_message_filter.h b/content/browser/frame_host/render_frame_message_filter.h
index 58460bc7a9b8c821008743e52d81fbd864060ccd..af8902847b4fd3bc7c35ff9954f1000f83e0a5a1 100644
--- a/content/browser/frame_host/render_frame_message_filter.h
+++ b/content/browser/frame_host/render_frame_message_filter.h
@@ -125,8 +125,11 @@ class CONTENT_EXPORT RenderFrameMessageFilter
 
 
 #if defined(ENABLE_PLUGINS)
-  void OnGetPlugins(bool refresh, IPC::Message* reply_msg);
+  void OnGetPlugins(bool refresh,
+                    url::Origin main_frame_origin,

[alexmos, 2016/08/02 22:06:28]

const url::Origin&, here and below?

[trizzofo, 2016/08/03 00:08:37]

Done.

+                    IPC::Message* reply_msg);
   void GetPluginsCallback(IPC::Message* reply_msg,
+                          url::Origin main_frame_origin,
                           const std::vector<WebPluginInfo>& plugins);
   void OnGetPluginInfo(int render_frame_id,
                        const GURL& url,