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

ash/system/chromeos/power/power_status_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 "ash/system/chromeos/power/power_status_view.h"
 
 #include "ash/shell.h"
 #include "ash/shell_delegate.h"
 #include "ash/system/chromeos/power/power_status.h"
 #include "ash/system/chromeos/power/tray_power.h"
 #include "ash/system/tray/fixed_sized_image_view.h"
 #include "ash/system/tray/tray_constants.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "grit/ash_strings.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/l10n/time_format.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/views/controls/image_view.h"
 #include "ui/views/controls/label.h"
 #include "ui/views/layout/box_layout.h"
 #include "ui/views/layout/grid_layout.h"
 
 namespace ash {
 namespace internal {
 
-namespace {
-
-// Top/bottom padding of the text items.
-const int kPaddingVertical = 10;
-// Specify min width of status label for layout.
-const int kLabelMinWidth = 120;
 // Padding between battery status text and battery icon on default view.
 const int kPaddingBetweenBatteryStatusAndIcon = 3;
-}  // namespace
 
 PowerStatusView::PowerStatusView(ViewType view_type,
                                  bool default_view_right_align)
     : default_view_right_align_(default_view_right_align),
       status_label_(NULL),
       time_label_(NULL),
       time_status_label_(NULL),
       percentage_label_(NULL),
       icon_(NULL),
       view_type_(view_type) {
@@ skipping 174 matching lines @@
 
   // Move the time_status_label_ closer to percentage_label_.
   if (percentage_label_ && time_status_label_ &&
       percentage_label_->visible() && time_status_label_->visible()) {
     time_status_label_->SetX(percentage_label_->bounds().right() + 1);
   }
 }
 
 }  // namespace internal
 }  // namespace ash