ash: Rename LauncherIconObserver to ShelfIconObserver.

ash/wm/panels/panel_layout_manager.cc

 // 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.
 
 #include "ash/wm/panels/panel_layout_manager.h"
 
 #include <algorithm>
 #include <map>
 
 #include "ash/launcher/launcher.h"
@@ skipping 420 matching lines @@
       panel_windows_.erase(dragged_panel_iter);
       panel_windows_.insert(new_position, dragged_panel_info);
     }
   }
 
   SetChildBoundsDirect(child, bounds);
   Relayout();
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-// PanelLayoutManager, ash::LauncherIconObserver implementation:
+// PanelLayoutManager, ShelfIconObserver implementation:
 
-void PanelLayoutManager::OnLauncherIconPositionsChanged() {
+void PanelLayoutManager::OnShelfIconPositionsChanged() {
   // TODO: As this is called for every animation step now. Relayout needs to be
   // updated to use current icon position instead of use the ideal bounds so
   // that the panels slide with their icons instead of jumping.
   Relayout();
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // PanelLayoutManager, ash::ShellObserver implementation:
 
 void PanelLayoutManager::OnShelfAlignmentChanged(aura::Window* root_window) {
@@ skipping 410 matching lines @@
 
 void PanelLayoutManager::OnKeyboardBoundsChanging(
     const gfx::Rect& keyboard_bounds) {
   // This bounds change will have caused a change to the Shelf which does not
   // propogate automatically to this class, so manually recalculate bounds.
   OnWindowResized();
 }
 
 }  // namespace internal
 }  // namespace ash