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

content/common/frame_messages.h

Index: content/common/frame_messages.h
diff --git a/content/common/frame_messages.h b/content/common/frame_messages.h
index 27f9af77f4335908c0e1e95aeec9369ea35acc22..b2c06d2f71bb5593e0122ee75e1f67b6e0fc463a 100644
--- a/content/common/frame_messages.h
+++ b/content/common/frame_messages.h
@@ -1224,9 +1224,10 @@ IPC_MESSAGE_ROUTED1(FrameHostMsg_PepperStopsPlayback,
                     int32_t /* pp_instance */)
 
 // Used to get the list of plugins
-IPC_SYNC_MESSAGE_CONTROL1_1(FrameHostMsg_GetPlugins,
-    bool /* refresh*/,
-    std::vector<content::WebPluginInfo> /* plugins */)
+IPC_SYNC_MESSAGE_CONTROL2_1(FrameHostMsg_GetPlugins,
+                            bool /* refresh*/,
+                            GURL /* url */,
+                            std::vector<content::WebPluginInfo> /* plugins */)
 
 // Return information about a plugin for the given URL and MIME
 // type. If there is no matching plugin, |found| is false.