1) Adding an eventsinkgetter interface so that when 13894 become unblocked (when gagan

checks in his protocol messages)  we will automatically get onStatus and onProgress
notification.  reviewed by dveditz.

xpinstall/src/nsXPInstallManager.cpp

@@ -436,6 +436,15 @@ nsXPInstallManager::OnStatus(nsIChannel *channel, nsISupports *ctxt, const PRUni
     return mProxy->SetActionText(aMsg);
 }
 
+// nsIEventSinkGetter method
+NS_IMETHODIMP 
+nsXPInstallManager::GetEventSink(const char *command, const nsIID & eventSinkIID, nsISupports **_retval)
+{
+    if (nsCRT::strcmp(command, "load") == 0)  // what is the correct verb?
+        return QueryInterface(eventSinkIID, (void**)_retval);
+
+    return NS_ERROR_FAILURE;
+}
 
 // IXPINotifier methods
 
@@ -517,8 +526,6 @@ nsXPInstallManager::LogComment(const PRUnichar* comment)
     return NS_OK;
 }
 
-
-
 // nsIXULWindowCallbacks
 
 NS_IMETHODIMP

xpinstall/src/nsXPInstallManager.h

@@ -46,11 +46,14 @@
 #include "nsIWebShellWindow.h"
 #include "nsIXULWindowCallbacks.h"    
 #include "nsIProgressEventSink.h"
+#include "nsIEventSinkGetter.h"
+
 
 
 class nsXPInstallManager : public nsIXPINotifier, 
                            public nsIStreamListener,
                            public nsIProgressEventSink,
+                           public nsIEventSinkGetter,
                            public nsIXULWindowCallbacks
 {
     public:
@@ -73,6 +76,9 @@ class nsXPInstallManager : public nsIXPINotifier,
         // nsIProgressEventSink
         NS_DECL_NSIPROGRESSEVENTSINK
 
+        // nsIEventSinkGetter
+        NS_DECL_NSIEVENTSINKGETTER
+
         // IXULWindowCallbacks methods
         NS_IMETHOD ConstructBeforeJavaScript(nsIWebShell *aWebShell);
         NS_IMETHOD ConstructAfterJavaScript(nsIWebShell *aWebShell);