[Ash] Remove HoverHighlightView::hover()

ash/common/system/chromeos/network/network_list_delegate.h

 // Copyright 2014 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 ASH_COMMON_SYSTEM_CHROMEOS_NETWORK_NETWORK_LIST_DELEGATE_H_
 #define ASH_COMMON_SYSTEM_CHROMEOS_NETWORK_NETWORK_LIST_DELEGATE_H_
 
 namespace chromeos {
 class NetworkTypePattern;
 }
 
 namespace views {
 class Label;
 class View;
 }
 
 namespace ash {
 
 struct NetworkInfo;
 
 class NetworkListDelegate {
  public:
   virtual ~NetworkListDelegate() {}
 
   // Creates and returns a View with the information in |info|.
   virtual views::View* CreateViewForNetwork(const NetworkInfo& info) = 0;
 
-  // Returns true if |view| is currently under the cursor. Note that |view| is
-  // guaranteed to be a View returned from |CreateViewForNetwork()|.
-  virtual bool IsViewHovered(views::View* view) = 0;
-
   // Returns the type of network this list should use.
   virtual chromeos::NetworkTypePattern GetNetworkTypePattern() const = 0;
 
   // Updates |view| with the information in |info|. Note that |view| is
   // guaranteed to be a View returned from |CreateViewForNetwork()|.
   virtual void UpdateViewForNetwork(views::View* view,
                                     const NetworkInfo& info) = 0;
 
   // Creates a Label to be displayed in the list to present some information
   // (e.g. unavailability of network etc.).
   virtual views::Label* CreateInfoLabel() = 0;
 
   // Called when the user clicks on an entry representing a network in the list.
   virtual void OnNetworkEntryClicked(views::View* sender) = 0;
 
   // Called when the user clicks on a "Join Other" button.
   virtual void OnOtherWifiClicked() = 0;
 
   virtual void RelayoutScrollList() = 0;
 };
 
 }  // namespace ash
 
 #endif  // ASH_COMMON_SYSTEM_CHROMEOS_NETWORK_NETWORK_LIST_DELEGATE_H_