Fix windows build:

Removed nsIXPFCContentSinkContainer.h dependency

xpfc/shell/inc/nsStreamManager.h

@@ -21,8 +21,6 @@
 #include "nsIArray.h"
 #include "nsIIterator.h"
 #include "nsIStreamManager.h"
-#include "nsIXPFCContentSinkContainer.h"
-//#include "nsIXPFCCanvas.h"
 
 class nsStreamManager : public nsIStreamManager 
 {

xpfc/shell/public/nsIStreamManager.h

@@ -25,7 +25,6 @@
 #include "nsIWebViewerContainer.h"
 #include "nsIURL.h"
 #include "nsIStreamListener.h"
-#include "nsIXPFCContentSinkContainer.h"
 
 class nsIXPFCCanvas;
 

xpfc/shell/src/nsStreamManager.cpp

@@ -187,7 +187,6 @@ nsresult nsStreamManager::LoadURL(nsIWebViewerContainer * aWebViewerContainer,
 
   nsIXPFCContentSink * xpfc_sink;
   static NS_DEFINE_IID(kIXPFCContentSinkIID, NS_IXPFC_CONTENT_SINK_IID);
-  static NS_DEFINE_IID(kIXPFCContentSinkContainerIID, NS_IXPFC_CONTENT_SINK_CONTAINER_IID);
   
   res = stream_object->mSink->QueryInterface(kIXPFCContentSinkIID, (void**)&xpfc_sink);
   if (NS_OK == res)