[Webkit-unassigned] [Bug 130694] Track plugin in visibility in the plugin process.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=130694





--- Comment #10 from Stephanie Lewis <slewis at apple.com>  2014-03-28 16:25:20 PST ---
(In reply to comment #9)
> (From update of attachment 227803 [details])
> View in context: https://bugs.webkit.org/attachment.cgi?id=227803&action=review
> 
> > Source/WebKit2/PluginProcess/WebProcessConnection.cpp:331
> > +    bool oldState = m_visiblePluginInstanceIDs.isEmpty();
> 
> Can you ASSERT(!m_visiblePluginInstanceIDs.contains(pluginInstanceID))?
> 

It's valid to receive a plugin did hide message for a plugin we don't track as visible.

We get a plugin visibility changed message shortly after the plugin has been initialized which could be visible or hidden.

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