OnSetVisibility   568 content/browser/browser_plugin/browser_plugin_guest.cc     IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_SetVisibility, OnSetVisibility)
OnSetVisibility   728 content/browser/browser_plugin/browser_plugin_guest.cc   OnSetVisibility(instance_id_, visible());
OnSetVisibility   476 content/browser/browser_plugin/browser_plugin_guest.h   void OnSetVisibility(int instance_id, bool visible);