Do not submit: high level overview patch.

chrome/browser/sessions/session_restore.cc

Index: chrome/browser/sessions/session_restore.cc
diff --git a/chrome/browser/sessions/session_restore.cc b/chrome/browser/sessions/session_restore.cc
index 3ff94979ed11f6118d5755f63e5fa8ba68ba9ba2..2fa9be05938c260a81fdb5d29218599f8521583b 100644
--- a/chrome/browser/sessions/session_restore.cc
+++ b/chrome/browser/sessions/session_restore.cc
@@ -618,21 +618,23 @@ class SessionRestoreImpl : public content::NotificationObserver {
                                  true,
                                  tab.extension_app_id,
                                  NULL,
-                                 tab.user_agent_override);
+                                 tab.user_agent_override,
+                                 tab.sync_session_id);
     } else {
       int tab_index =
           use_new_window ? 0 : browser->tab_strip_model()->active_index() + 1;
-      WebContents* web_contents = chrome::AddRestoredTab(
-          browser,
-          tab.navigations,
-          tab_index,
-          selected_index,
-          tab.extension_app_id,
-          disposition == NEW_FOREGROUND_TAB,  // selected
-          tab.pinned,
-          true,
-          NULL,
-          tab.user_agent_override);
+      WebContents* web_contents =
+          chrome::AddRestoredTab(browser,
+                                 tab.navigations,
+                                 tab_index,
+                                 selected_index,
+                                 tab.extension_app_id,
+                                 disposition == NEW_FOREGROUND_TAB,  // selected
+                                 tab.pinned,
+                                 true,
+                                 NULL,
+                                 tab.user_agent_override,
+                                 tab.sync_session_id);
       // Start loading the tab immediately.
       web_contents->GetController().LoadIfNecessary();
     }
@@ -1007,7 +1009,8 @@ class SessionRestoreImpl : public content::NotificationObserver {
                                tab.pinned,
                                true,
                                session_storage_namespace.get(),
-                               tab.user_agent_override);
+                               tab.user_agent_override,
+                               tab.sync_session_id);
     // Regression check: check that the tab didn't start loading right away. The
     // focused tab will be loaded by Browser, and TabLoader will load the rest.
     DCHECK(web_contents->GetController().NeedsReload());