Merge 110556 - Fix next_page_id_ in a NTP forced to share an existing WebUI process.

content/browser/site_instance.cc

Index: content/browser/site_instance.cc
===================================================================
--- content/browser/site_instance.cc	(revision 112056)
+++ content/browser/site_instance.cc	(working copy)
@@ -85,8 +85,9 @@
       }
     }
 
-    // Make sure the process starts at the right max_page_id
-    process_->UpdateMaxPageID(max_page_id_);
+    // Make sure the process starts at the right max_page_id, and ensure that
+    // we send an update to the renderer process.
+    process_->UpdateAndSendMaxPageID(max_page_id_);
   }
   DCHECK(process_);