Clean-up inline members of nested classes (ash/)

ash/wm/shelf_layout_manager.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 ASH_WM_SHELF_LAYOUT_MANAGER_H_
 #define ASH_WM_SHELF_LAYOUT_MANAGER_H_
 
 #include "ash/ash_export.h"
 #include "ash/launcher/launcher.h"
 #include "ash/shell_observer.h"
@@ skipping 150 matching lines @@
   virtual void OnWindowActivated(aura::Window* active,
                                  aura::Window* old_active) OVERRIDE;
 
  private:
   class AutoHideEventFilter;
   friend class ash::ScreenAsh;
   friend class ShelfLayoutManagerTest;
   FRIEND_TEST_ALL_PREFIXES(ShelfLayoutManagerTest, SetAutoHideBehavior);
 
   struct TargetBounds {
-    TargetBounds() : opacity(0.0f) {}
+    TargetBounds();
 
     float opacity;
     gfx::Rect launcher_bounds_in_root;
     gfx::Rect status_bounds_in_root;
     gfx::Insets work_area_insets;
   };
 
   struct State {
     State() : visibility_state(VISIBLE),
               auto_hide_state(AUTO_HIDE_HIDDEN),
@@ skipping 92 matching lines @@
 
   ObserverList<Observer> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(ShelfLayoutManager);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_WM_SHELF_LAYOUT_MANAGER_H_