linux and chromeos: Turn on -Wunused-const-variable.

chrome/browser/ui/views/importer/import_lock_dialog_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 "chrome/browser/ui/views/importer/import_lock_dialog_view.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/importer/importer_lock_dialog.h"
 #include "content/public/browser/user_metrics.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "grit/locale_settings.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/views/controls/label.h"
 #include "ui/views/layout/layout_constants.h"
 #include "ui/views/widget/widget.h"
 
 using content::UserMetricsAction;
 
-// Default size of the dialog window.
-static const int kDefaultWindowWidth = 320;
-static const int kDefaultWindowHeight = 100;
-
 namespace importer {
 
 void ShowImportLockDialog(gfx::NativeWindow parent,
                           const base::Callback<void(bool)>& callback) {
   ImportLockDialogView::Show(parent, callback);
   content::RecordAction(UserMetricsAction("ImportLockDialogView_Shown"));
 }
 
 }  // namespace importer
 
@@ skipping 54 matching lines @@
   base::MessageLoop::current()->PostTask(FROM_HERE,
                                          base::Bind(callback_, true));
   return true;
 }
 
 bool ImportLockDialogView::Cancel() {
   base::MessageLoop::current()->PostTask(FROM_HERE,
                                          base::Bind(callback_, false));
   return true;
 }