RSS feed support (part 1), 2nd attempt

chrome/browser/tab_contents/web_contents.cc

Index: chrome/browser/tab_contents/web_contents.cc
===================================================================
--- chrome/browser/tab_contents/web_contents.cc	(revision 11648)
+++ chrome/browser/tab_contents/web_contents.cc	(working copy)
@@ -42,6 +42,7 @@
 #include "net/base/mime_util.h"
 #include "net/base/net_errors.h"
 #include "net/base/registry_controlled_domain.h"
+#include "webkit/glue/feed.h"
 #include "webkit/glue/webkit_glue.h"
 
 #if defined(OS_WIN)
@@ -807,6 +808,29 @@
     NotifyNavigationStateChanged(INVALIDATE_TITLE);
 }
 
+void WebContents::UpdateFeedList(
+    RenderViewHost* rvh, const ViewHostMsg_UpdateFeedList_Params& params) {
+  if (!controller())
+    return;
+
+  // We might have an old RenderViewHost sending messages, and we should ignore
+  // those messages.
+  if (rvh != render_view_host())
+    return;
+
+  NavigationEntry* entry = controller()->GetEntryWithPageID(type(),
+                                                            GetSiteInstance(),
+                                                            params.page_id);
+  if (!entry)
+    return;
+
+  entry->set_feedlist(params.feedlist);
+
+  // Broadcast notifications when the UI should be updated.
+  if (entry == controller()->GetEntryAtOffset(0))
+    NotifyNavigationStateChanged(INVALIDATE_FEEDLIST);
+}
+
 void WebContents::UpdateEncoding(RenderViewHost* render_view_host,
                                  const std::wstring& encoding) {
   set_encoding(encoding);