Remove ScopedVector from ContentBrowserClient.

content/browser/frame_host/navigation_handle_impl.h

 // Copyright 2015 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 CONTENT_BROWSER_FRAME_HOST_NAVIGATION_HANDLE_IMPL_H_
 #define CONTENT_BROWSER_FRAME_HOST_NAVIGATION_HANDLE_IMPL_H_
 
 #include "content/public/browser/navigation_handle.h"
 
 #include <stddef.h>
@@ skipping 373 matching lines @@
   State state_;
 
   // Whether the navigation is in the middle of a transfer. Set to false when
   // the DidStartProvisionalLoad is received from the new renderer.
   bool is_transferring_;
 
   // The FrameTreeNode this navigation is happening in.
   FrameTreeNode* frame_tree_node_;
 
   // A list of Throttles registered for this navigation.
-  ScopedVector<NavigationThrottle> throttles_;
+  std::vector<std::unique_ptr<NavigationThrottle>> throttles_;
 
   // The index of the next throttle to check.
   size_t next_index_;
 
   // The time this navigation started.
   const base::TimeTicks navigation_start_;
 
   // The unique id of the corresponding NavigationEntry.
   int pending_nav_entry_id_;
 
@@ skipping 49 matching lines @@
   std::string searchable_form_encoding_;
 
   base::WeakPtrFactory<NavigationHandleImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NavigationHandleImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_NAVIGATION_HANDLE_IMPL_H_