fix for #75290. clean up our temp files when doing save as draft.

fix by cavin@netscape.com.  r=ducarroz, sr=sspitzer

mailnews/compose/public/nsIMsgComposeService.idl

@@ -59,9 +59,6 @@ interface nsIMsgComposeService : nsISupports {
 	/* ... */
 	nsIMsgCompose InitCompose(in nsIDOMWindowInternal aWindow, in nsIMsgComposeParams params);
 
-	/* ... */
- 	void DisposeCompose(in nsIMsgCompose compose);
- 	
  	/* This function is use for debugging purpose only and may go away at anytime without warning */
  	void TimeStamp(in string label, in boolean resetTime);	
 };

mailnews/compose/resources/content/MsgComposeCommands.js

@@ -516,8 +516,10 @@ function UpdateOfflineState()
 
 function DoCommandClose()
 {
-  if (ComposeCanClose())
-    CloseWindow()
+  var retVal;
+  if ((retVal = ComposeCanClose()))
+	MsgComposeCloseWindow();
+  return retVal;
 }
 
 function DoCommandPrint()
@@ -866,13 +868,10 @@ function ComposeLoad()
     msgComposeService.TimeStamp("Done with the initialization (ComposeLoad). Waiting on editor to load about::blank", false);
 }
 
-function ComposeUnload(calledFromExit)
+function ComposeUnload()
 {
 	dump("\nComposeUnload from XUL\n");
-
 	msgCompose.UnregisterStateListener(stateListener);
-	if (msgCompose && msgComposeService)
-		msgComposeService.DisposeCompose(msgCompose, false);
 }
 
 function SetDocumentCharacterSet(aCharset)
@@ -1450,7 +1449,7 @@ function ComposeCanClose()
 	return true;
 }
 
-function CloseWindow()
+function MsgComposeCloseWindow()
 {
 	if (msgCompose)
 		msgCompose.CloseWindow();

mailnews/compose/resources/content/messengercompose.xul

@@ -41,7 +41,7 @@
         xmlns:nc="http://home.netscape.com/NC-rdf#"
         onunload="ComposeUnload()"
         onload="ComposeLoad()"
-        onclose="return ComposeCanClose()"
+        onclose="return DoCommandClose()"
         onfocus="UpdateOfflineState()"
         title="&msgComposeWindow.title;"
         windowtype="msgcompose"

mailnews/compose/src/nsMsgCompose.cpp

@@ -564,7 +564,7 @@ nsresult nsMsgCompose::_SendMsg(MSG_DeliverMode deliverMode, nsIMsgIdentity *ide
       // set this object for use on completion...
       sendListener->SetComposeObj(this);
       sendListener->SetDeliverMode(deliverMode);
-      PRUint32 listeners;
+      PRUint32 listeners = 0;
       nsIMsgSendListener **tArray = sendListener->CreateListenerArray(&listeners);
       if (!tArray)
       {

mailnews/compose/src/nsMsgComposeService.cpp

@@ -339,12 +339,6 @@ nsresult nsMsgComposeService::InitCompose(nsIDOMWindowInternal *aWindow,
 	return rv;
 }
 
-
-nsresult nsMsgComposeService::DisposeCompose(nsIMsgCompose *compose)
-{
-	return NS_OK;
-}
-
 NS_IMETHODIMP nsMsgComposeService::TimeStamp(const char * label, PRBool resetTime)
 {
 #ifdef MSGCOMP_TRACE_PERFORMANCE