- remove loading-related code from WebView
        http://bugzilla.opendarwin.org/show_bug.cgi?id=8981

        * Plugins/WebNetscapePluginStream.m:
        (-[WebNetscapePlugInStreamLoader didFinishLoading]):
        (-[WebNetscapePlugInStreamLoader didFailWithError:]):
        * WebCoreSupport/WebSubresourceLoader.m:
        (-[WebSubresourceLoader receivedError:]):
        (-[WebSubresourceLoader signalFinish]):
        * WebView/WebDataSource.m:
        (-[WebDataSource _stopLoading]):
        (-[WebDataSource _receivedMainResourceError:complete:]):
        (-[WebDataSource _finishedLoadingResource]):
        (-[WebDataSource _mainReceivedBytesSoFar:complete:]):
        (-[WebDataSource _receivedError:]):
        (-[WebDataSource _mainReceivedError:complete:]):
        * WebView/WebDataSourceInternal.h:
        * WebView/WebFrame.m:
        (-[WebFrame _sendRemainingDelegateMessagesWithIdentifier:response:length:error:]):
        * WebView/WebMainResourceLoader.m:
        (-[WebMainResourceLoader didReceiveData:lengthReceived:]):
        (-[WebMainResourceLoader didFinishLoading]):
        * WebView/WebView.m:
        * WebView/WebViewInternal.h:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@14481 268f45cc-cd09-0410-ab3c-d52691b4dbfc