Updated CRWSessionController interface to use NavigationItems.

ios/chrome/browser/tabs/tab_unittest.mm

Index: ios/chrome/browser/tabs/tab_unittest.mm
diff --git a/ios/chrome/browser/tabs/tab_unittest.mm b/ios/chrome/browser/tabs/tab_unittest.mm
index 05f0dc4f3a2d0a6e335ca17233c9de5c843a8854..f3924d59a5dc12aa195ddae2d07f65ee4680eee8 100644
--- a/ios/chrome/browser/tabs/tab_unittest.mm
+++ b/ios/chrome/browser/tabs/tab_unittest.mm
@@ -238,12 +238,12 @@ void BrowseTo(const GURL& userUrl, const GURL& redirectUrl, NSString* title) {
     [tab_ webWillAddPendingURL:redirectUrl
                     transition:ui::PAGE_TRANSITION_CLIENT_REDIRECT];
     [[tab_ navigationManager]->GetSessionController()
-          addPendingEntry:redirectUrl
+           addPendingItem:redirectUrl
                  referrer:empty_referrer
                transition:ui::PAGE_TRANSITION_CLIENT_REDIRECT
         rendererInitiated:YES];
     web_state_impl_->OnProvisionalNavigationStarted(redirectUrl);
-    [[tab_ navigationManager]->GetSessionController() commitPendingEntry];
+    [[tab_ navigationManager]->GetSessionController() commitPendingItem];
     [[tab_ webController] webStateImpl]->OnNavigationCommitted(redirectUrl);
     [tab_ webDidStartLoadingURL:redirectUrl shouldUpdateHistory:YES];
     [tab_ webController:mock_web_controller_ titleDidChange:title];