Bug #27048 --> implement nsIHTTPEventSink

r=valeski

uriloader/base/nsDocLoader.cpp

@@ -198,6 +198,7 @@ NS_INTERFACE_MAP_BEGIN(nsDocLoaderImpl)
    NS_INTERFACE_MAP_ENTRY(nsIWebProgress)
    NS_INTERFACE_MAP_ENTRY(nsIProgressEventSink)   
    NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor)
+   NS_INTERFACE_MAP_ENTRY(nsIHTTPEventSink)
 NS_INTERFACE_MAP_END
 
 
@@ -1386,6 +1387,19 @@ void nsDocLoaderImpl::CalculateMaxProgress(PRInt32 *aMax)
   *aMax = max;
 }
 
+NS_IMETHODIMP nsDocLoaderImpl::OnHeadersAvailable(nsISupports * aContext)
+{
+  // right now I don't think we need to do anything special for this case...
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsDocLoaderImpl::OnRedirect(nsISupports * aContext, nsIURI * aNewLocation)
+{
+  // right now I don't think we need to do anything special for this case...
+  FireOnLocationChange(this, mDocumentChannel, aNewLocation);
+  return NS_OK;
+}
+
 
 #if 0
 void nsDocLoaderImpl::DumpChannelInfo()

uriloader/base/nsDocLoader.h

@@ -38,6 +38,7 @@
 #include "nsIChannel.h"
 #include "nsIProgressEventSink.h"
 #include "nsIInterfaceRequestor.h"
+#include "nsIHTTPEventSink.h"
 #include "nsCOMPtr.h"
 
 struct nsChannelInfo;
@@ -51,7 +52,8 @@ class nsDocLoaderImpl : public nsIDocumentLoader,
                         public nsSupportsWeakReference,
                         public nsIProgressEventSink,
                         public nsIWebProgress,
-                        public nsIInterfaceRequestor
+                        public nsIInterfaceRequestor,
+                        public nsIHTTPEventSink
 {
 public:
 
@@ -73,6 +75,7 @@ public:
     NS_DECL_NSIWEBPROGRESS
 
     NS_DECL_NSIINTERFACEREQUESTOR
+    NS_DECL_NSIHTTPEVENTSINK
 
     // Implementation specific methods...
 protected: