Reset the app list when it is shown on Windows and Linux.

ui/app_list/views/app_list_view.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 "ui/app_list/views/app_list_view.h"
 
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "base/strings/string_util.h"
@@ skipping 166 matching lines @@
 
 void AppListView::SetDragAndDropHostOfCurrentAppList(
     ApplicationDragAndDropHost* drag_and_drop_host) {
   app_list_main_view_->SetDragAndDropHostOfCurrentAppList(drag_and_drop_host);
 }
 
 void AppListView::ShowWhenReady() {
   app_list_main_view_->ShowAppListWhenReady();
 }
 
+void AppListView::ResetForShow() { app_list_main_view_->ResetForShow(); }
+
 void AppListView::Close() {
   app_list_main_view_->Close();
   delegate_->Dismiss();
 }
 
 void AppListView::UpdateBounds() {
   SizeToContents();
 }
 
 gfx::Size AppListView::GetPreferredSize() {
@@ skipping 300 matching lines @@
 #else
   speech_view_->SetVisible(recognizing);
   app_list_main_view_->SetVisible(!recognizing);
 
   // Needs to schedule paint of AppListView itself, to repaint the background.
   GetBubbleFrameView()->SchedulePaint();
 #endif
 }
 
 }  // namespace app_list