[ios] Added NavigationManager::LoadURLWithParams public API.

ios/web/public/navigation_manager.h

 // Copyright 2013 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.
 
 #ifndef IOS_WEB_PUBLIC_NAVIGATION_MANAGER_H_
 #define IOS_WEB_PUBLIC_NAVIGATION_MANAGER_H_
 
 #include <stddef.h>
 
 #import "base/mac/scoped_nsobject.h"
@@ skipping 81 matching lines @@
   // Removes the transient and pending NavigationItems.
   virtual void DiscardNonCommittedItems() = 0;
 
   // Currently a no-op, but present to be called in contexts where
   // NavigationController::LoadIfNecessary() is called in the analogous
   // //content-based context. In particular, likely will become more than
   // a no-op if NavigationManager::SetNeedsReload() becomes necessary to
   // match NavigationController::SetNeedsReload().
   virtual void LoadIfNecessary() = 0;
 
+  // Loads the URL with specified |params|.
+  virtual void LoadURLWithParams(
+      const NavigationManager::WebLoadParams& params) = 0;
+
   // Adds |rewriter| to a transient list of URL rewriters.  Transient URL
   // rewriters will be executed before the rewriters already added to the
   // BrowserURLRewriter singleton, and the list will be cleared after the next
   // attempted page load.  |rewriter| must not be null.
   virtual void AddTransientURLRewriter(
       BrowserURLRewriter::URLRewriter rewriter) = 0;
 
   // Returns the number of items in the NavigationManager, excluding
   // pending and transient entries.
   virtual int GetItemCount() const = 0;
@@ skipping 26 matching lines @@
   // Reloads the current entry. If |check_for_repost| is true and the current
   // entry has POST data the user is prompted to see if they really want to
   // reload the page. In nearly all cases pass in true.  If a transient entry
   // is showing, initiates a new navigation to its URL.
   virtual void Reload(bool check_for_repost) = 0;
 };
 
 }  // namespace web
 
 #endif  // IOS_WEB_PUBLIC_NAVIGATION_MANAGER_H_