When the user navigates to the home page, make sure to set the RLZ string

content/browser/tab_contents/tab_contents_delegate.cc

Index: content/browser/tab_contents/tab_contents_delegate.cc
===================================================================
--- content/browser/tab_contents/tab_contents_delegate.cc	(revision 98807)
+++ content/browser/tab_contents/tab_contents_delegate.cc	(working copy)
@@ -34,8 +34,8 @@
                                                  unsigned changed_flags) {
 }
 
-std::string TabContentsDelegate::GetNavigationHeaders(const GURL& url) {
-  return std::string();
+void TabContentsDelegate::AddNavigationHeaders(const GURL& url,
+                                               std::string* headers) {
 }
 
 void TabContentsDelegate::AddNewContents(TabContents* source,