Remove Shell::shelf()|status_area_widget()|launcher()

ash/accelerators/accelerator_controller.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/accelerators/accelerator_controller.h"
 
 #include <algorithm>
 #include <cmath>
 #include <string>
 
@@ skipping 70 matching lines @@
 
 bool HandleCycleWindowMRU(WindowCycleController::Direction direction,
                           bool is_alt_down) {
   Shell::GetInstance()->
       window_cycle_controller()->HandleCycleWindow(direction, is_alt_down);
   // Always report we handled the key, even if the window didn't change.
   return true;
 }
 
 void HandleCycleWindowLinear(CycleDirection direction) {
-  Shell::GetInstance()->launcher()->CycleWindowLinear(direction);
+  Launcher::ForPrimaryDisplay()->CycleWindowLinear(direction);
 }
 
 #if defined(OS_CHROMEOS)
 bool HandleLock() {
   Shell::GetInstance()->delegate()->LockScreen();
   return true;
 }
 
 bool HandleFileManager(bool as_dialog) {
   Shell::GetInstance()->delegate()->OpenFileManager(as_dialog);
@@ skipping 486 matching lines @@
       break;
     case VOLUME_DOWN:
       return shell->tray_delegate()->GetVolumeControlDelegate()->
           HandleVolumeDown(accelerator);
       break;
     case VOLUME_UP:
       return shell->tray_delegate()->GetVolumeControlDelegate()->
           HandleVolumeUp(accelerator);
       break;
     case FOCUS_LAUNCHER:
-      if (shell->launcher())
-        return shell->focus_cycler()->FocusWidget(shell->launcher()->widget());
+      return shell->focus_cycler()->FocusWidget(
+          Launcher::ForPrimaryDisplay()->widget());
       break;
     case FOCUS_NEXT_PANE:
       return HandleRotatePaneFocus(Shell::FORWARD);
     case FOCUS_PREVIOUS_PANE:
       return HandleRotatePaneFocus(Shell::BACKWARD);
     case FOCUS_SYSTEM_TRAY:
       if (shell->system_tray())
         return shell->focus_cycler()->FocusWidget(
             shell->system_tray()->GetWidget());
       break;
@@ skipping 227 matching lines @@
 
 bool AcceleratorController::AcceleratorPressed(
     const ui::Accelerator& accelerator) {
   std::map<ui::Accelerator, int>::const_iterator it =
       accelerators_.find(accelerator);
   DCHECK(it != accelerators_.end());
   return PerformAction(static_cast<AcceleratorAction>(it->second), accelerator);
 }
 
 void AcceleratorController::SwitchToWindow(int window) {
-  const LauncherItems& items =
-      Shell::GetInstance()->launcher()->model()->items();
-  int item_count =
-      Shell::GetInstance()->launcher()->model()->item_count();
+  Launcher* launcher = Launcher::ForPrimaryDisplay();
+  const LauncherItems& items = launcher->model()->items();
+  int item_count = launcher->model()->item_count();
   int indexes_left = window >= 0 ? window : item_count;
   int found_index = -1;
 
   // Iterating until we have hit the index we are interested in which
   // is true once indexes_left becomes negative.
   for (int i = 0; i < item_count && indexes_left >= 0; i++) {
     if (items[i].type != TYPE_APP_LIST &&
         items[i].type != TYPE_BROWSER_SHORTCUT) {
       found_index = i;
       indexes_left--;
     }
   }
 
   // There are two ways how found_index can be valid: a.) the nth item was
   // found (which is true when indexes_left is -1) or b.) the last item was
   // requested (which is true when index was passed in as a negative number).
   if (found_index >= 0 && (indexes_left == -1 || window < 0) &&
       (items[found_index].status == ash::STATUS_RUNNING ||
        items[found_index].status == ash::STATUS_CLOSED)) {
     // Then set this one as active.
-    Shell::GetInstance()->launcher()->ActivateLauncherItem(found_index);
+    launcher->ActivateLauncherItem(found_index);
   }
 }
 
 void AcceleratorController::RegisterAccelerators(
     const AcceleratorData accelerators[],
     size_t accelerators_length) {
   for (size_t i = 0; i < accelerators_length; ++i) {
     ui::Accelerator accelerator(accelerators[i].keycode,
                                 accelerators[i].modifiers);
     accelerator.set_type(accelerators[i].trigger_on_press ?
                          ui::ET_KEY_PRESSED : ui::ET_KEY_RELEASED);
     Register(accelerator, this);
     accelerators_.insert(
         std::make_pair(accelerator, accelerators[i].action));
   }
 }
 
 bool AcceleratorController::CanHandleAccelerators() const {
   return true;
 }
 
 }  // namespace ash