Reviewed by Adam Roben.

        Move the remainder of the stream ivars to the C++ object.
        
        * Plugins/WebBaseNetscapePluginStream.h:
        (WebNetscapePluginStream::WebNetscapePluginStream):
        * Plugins/WebBaseNetscapePluginStream.mm:
        (-[WebBaseNetscapePluginStream _pluginCancelledConnectionError]):
        (-[WebBaseNetscapePluginStream initWithFrameLoader:]):
        (-[WebBaseNetscapePluginStream initWithRequest:plugin:notifyData:sendNotification:]):
        (-[WebBaseNetscapePluginStream initWithRequestURL:plugin:notifyData:sendNotification:]):
        (-[WebBaseNetscapePluginStream dealloc]):
        (-[WebBaseNetscapePluginStream finalize]):
        (-[WebBaseNetscapePluginStream setPlugin:]):
        (-[WebBaseNetscapePluginStream startStreamResponseURL:expectedContentLength:lastModifiedDate:MIMEType:headers:]):
        (-[WebBaseNetscapePluginStream start]):
        (-[WebBaseNetscapePluginStream stop]):
        (-[WebBaseNetscapePluginStream wantsAllStreams]):
        (-[WebBaseNetscapePluginStream _destroyStream]):
        (-[WebBaseNetscapePluginStream _destroyStreamWithReason:]):
        (-[WebBaseNetscapePluginStream cancelLoadWithError:]):
        (-[WebBaseNetscapePluginStream _deliverData]):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@36617 268f45cc-cd09-0410-ab3c-d52691b4dbfc