ash: Fix launcher icon overlaps with status.

ui/views/view_model.h

 // Copyright (c) 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.
 
 #ifndef UI_VIEWS_VIEW_MODEL_H_
 #define UI_VIEWS_VIEW_MODEL_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 39 matching lines @@
   }
 
   void set_ideal_bounds(int index, const gfx::Rect& bounds) {
     entries_[index].ideal_bounds = bounds;
   }
 
   const gfx::Rect& ideal_bounds(int index) const {
     return entries_[index].ideal_bounds;
   }
 
+  void set_ideal_visibility(int index, bool visibility) {
+    entries_[index].ideal_visibility = visibility;
+  }
+
+  bool ideal_visibility(int index) const {
+    return entries_[index].ideal_visibility;
+  }
+
   // Returns the index of the specified view, or -1 if the view isn't in the
   // model.
   int GetIndexOfView(const View* view) const;
 
  private:
   struct Entry {
-    Entry() : view(NULL) {}
+    Entry() : view(NULL), ideal_visibility(false) {}
 
     View* view;
     gfx::Rect ideal_bounds;
+    bool ideal_visibility;
   };
   typedef std::vector<Entry> Entries;
 
   Entries entries_;
 
   DISALLOW_COPY_AND_ASSIGN(ViewModel);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_VIEW_MODEL_H_