Refactoring Reload in NavigationManager and CRWWebController.

ios/web/web_state/ui/crw_web_controller.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 "ios/web/web_state/ui/crw_web_controller.h"
 
 #import <WebKit/WebKit.h>
 
 #import <objc/runtime.h>
 #include <stddef.h>
@@ skipping 1826 matching lines @@
     item->SetVirtualURL([nativeContent virtualURL]);
   }
 
   [self registerLoadRequest:targetURL
                    referrer:referrer
                  transition:self.currentTransition];
   [self loadNativeViewWithSuccess:YES];
 }
 
 - (void)loadWithParams:(const NavigationManager::WebLoadParams&)originalParams {
+  if (PageTransitionCoreTypeIs(originalParams.transition_type,
+                               ui::PAGE_TRANSITION_RELOAD)) {
+    [self reload];
+    return;
+  }
+
   // Make a copy of |params|, as some of the delegate methods may modify it.
   NavigationManager::WebLoadParams params(originalParams);
 
   // Initiating a navigation from the UI, record the current page state before
   // the new page loads. Don't record for back/forward, as the current entry
   // has already been moved to the next entry in the history. Do, however,
   // record it for general reload.
   // TODO(jimblackler): consider a single unified call to record state whenever
   // the page is about to be changed. This cannot currently be done after
   // addPendingItem is called.
@@ skipping 3362 matching lines @@
 - (void)simulateLoadRequestWithURL:(const GURL&)URL {
   _lastRegisteredRequestURL = URL;
   _loadPhase = web::LOAD_REQUESTED;
 }
 
 - (NSString*)referrerFromNavigationAction:(WKNavigationAction*)action {
   return [action.request valueForHTTPHeaderField:kReferrerHeaderName];
 }
 
 @end