Clean up CRWSessionController usage in TabTest and TabModelTest.

ios/chrome/browser/tabs/tab_unittest.mm

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import <UIKit/UIKit.h>
 
 #include <memory>
 
 #include "base/callback.h"
 #include "base/files/file_path.h"
@@ skipping 21 matching lines @@
 #import "ios/chrome/browser/ui/open_in_controller_testing.h"
 #import "ios/chrome/browser/web/external_app_launcher.h"
 #include "ios/chrome/test/block_cleanup_test.h"
 #include "ios/chrome/test/ios_chrome_scoped_testing_chrome_browser_provider.h"
 #include "ios/chrome/test/ios_chrome_scoped_testing_chrome_browser_state_manager.h"
 #include "ios/chrome/test/ios_chrome_scoped_testing_local_state.h"
 #import "ios/public/provider/chrome/browser/native_app_launcher/fake_native_app_metadata.h"
 #import "ios/public/provider/chrome/browser/native_app_launcher/fake_native_app_whitelist_manager.h"
 #include "ios/public/provider/chrome/browser/test_chrome_browser_provider.h"
 #import "ios/testing/ocmock_complex_type_helper.h"
-#import "ios/web/navigation/crw_session_controller.h"
 #import "ios/web/navigation/navigation_manager_impl.h"
 #include "ios/web/public/navigation_item.h"
 #import "ios/web/public/navigation_manager.h"
 #include "ios/web/public/referrer.h"
 #include "ios/web/public/test/test_web_thread_bundle.h"
 #import "ios/web/web_state/navigation_context_impl.h"
 #import "ios/web/web_state/ui/crw_web_controller.h"
 #import "ios/web/web_state/web_state_impl.h"
 #import "net/base/mac/url_conversions.h"
 #include "net/http/http_response_headers.h"
@@ skipping 191 matching lines @@
     [tab_ navigationManagerImpl]->AddPendingItem(
         redirectUrl, empty_referrer, ui::PAGE_TRANSITION_CLIENT_REDIRECT,
         web::NavigationInitiationType::RENDERER_INITIATED,
         web::NavigationManager::UserAgentOverrideOption::INHERIT);
 
     std::unique_ptr<web::NavigationContext> context2 =
         web::NavigationContextImpl::CreateNavigationContext(
             web_state_impl_.get(), redirectUrl,
             ui::PageTransition::PAGE_TRANSITION_TYPED);
     web_state_impl_->OnNavigationStarted(context2.get());
-    [[tab_ navigationManagerImpl]->GetSessionController() commitPendingItem];
+    [tab_ navigationManagerImpl]->CommitPendingItem();
     web_state_impl_->UpdateHttpResponseHeaders(redirectUrl);
     web_state_impl_->OnNavigationFinished(context2.get());
 
     base::string16 new_title = base::SysNSStringToUTF16(title);
     [tab_ navigationManager]->GetLastCommittedItem()->SetTitle(new_title);
 
     web_state_impl_->OnTitleChanged();
     [[[(id)mock_web_controller_ expect]
         andReturnValue:OCMOCK_VALUE(kPageLoaded)] loadPhase];
     web_state_impl_->OnPageLoaded(redirectUrl, true);
@@ skipping 328 matching lines @@
   FakeNativeAppMetadata* metadata = [[FakeNativeAppMetadata alloc] init];
 
   // Turn auto open on.
   [metadata setShouldAutoOpenLinks:YES];
   int expectedCallCount = 2;
   TestOpenNativeAppURL(testURL, NO, expectedCallCount, NO);
   EXPECT_FALSE([metadata shouldAutoOpenLinks]);
 }
 
 }  // namespace