Moves Shell::ShowShelf() to WmShell

ash/common/wm_shell.cc

 // Copyright 2016 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/common/wm_shell.h"
 
 #include <utility>
 
 #include "ash/common/accelerators/accelerator_controller.h"
 #include "ash/common/accelerators/ash_focus_manager_factory.h"
@@ skipping 99 matching lines @@
   if (GetSessionStateDelegate()->NumberOfLoggedInUsers() < 1 ||
       GetSessionStateDelegate()->IsScreenLocked()) {
     return;
   }
 
   WmWindow* root = wm::GetRootWindowAt(location_in_screen);
   root->GetRootWindowController()->ShowContextMenu(location_in_screen,
                                                    source_type);
 }
 
+void WmShell::ShowShelf() {
+  for (WmWindow* root_window : GetAllRootWindows())
+    root_window->GetRootWindowController()->ShowShelf();
+}
+
 void WmShell::CreateShelfDelegate() {
   // May be called multiple times as shelves are created and destroyed.
   if (shelf_delegate_)
     return;
   // Must occur after SessionStateDelegate creation and user login because
   // Chrome's implementation of ShelfDelegate assumes it can get information
   // about multi-profile login state.
   DCHECK(GetSessionStateDelegate());
   DCHECK_GT(GetSessionStateDelegate()->NumberOfLoggedInUsers(), 0);
   shelf_delegate_.reset(delegate_->CreateShelfDelegate(shelf_model_.get()));
@@ skipping 222 matching lines @@
 void WmShell::DeleteToastManager() {
   toast_manager_.reset();
 }
 
 void WmShell::SetAcceleratorController(
     std::unique_ptr<AcceleratorController> accelerator_controller) {
   accelerator_controller_ = std::move(accelerator_controller);
 }
 
 }  // namespace ash