app_list: Fix label misalignment after installation.

ui/app_list/views/app_list_item_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_item_view.h"
 
 #include <algorithm>
 
 #include "base/utf_string_conversions.h"
 #include "grit/ui_resources.h"
@@ skipping 164 matching lines @@
   title_->PaintToBackingImage();
 }
 
 void AppListItemView::ItemIconChanged() {
   UpdateIcon();
 }
 
 void AppListItemView::ItemTitleChanged() {
   title_->SetText(UTF8ToUTF16(model_->title()));
   title_->Invalidate();
+  Layout();
 }
 
 void AppListItemView::ItemHighlightedChanged() {
   apps_grid_view_->EnsureViewVisible(this);
   SchedulePaint();
 }
 
 void AppListItemView::ItemIsInstallingChanged() {
   if (model_->is_installing())
     apps_grid_view_->EnsureViewVisible(this);
@@ skipping 204 matching lines @@
         SetTouchDragging(false);
       break;
     default:
       break;
   }
   if (!event->handled())
     CustomButton::OnGestureEvent(event);
 }
 
 }  // namespace app_list