Revert of Add a row in the network tray to inform users to turn Bluetooth on to enable Tether.

ash/system/tray/tray_popup_item_style.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/system/tray/tray_popup_item_style.h"
 
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/gfx/color_palette.h"
 #include "ui/gfx/font.h"
 #include "ui/gfx/font_list.h"
@@ skipping 71 matching lines @@
                                                gfx::Font::Weight::MEDIUM));
       label->SetEnabledColor(label->GetNativeTheme()->GetSystemColor(
           ui::NativeTheme::kColorId_ProminentButtonColor));
       label->SetAutoColorReadabilityEnabled(false);
       break;
     case FontStyle::DETAILED_VIEW_LABEL:
     case FontStyle::SYSTEM_INFO:
       label->SetFontList(base_font_list.Derive(1, gfx::Font::NORMAL,
                                                gfx::Font::Weight::NORMAL));
       break;
-    case FontStyle::CLICKABLE_SYSTEM_INFO:
-      label->SetFontList(base_font_list.Derive(1, gfx::Font::NORMAL,
-                                               gfx::Font::Weight::NORMAL));
-      label->SetEnabledColor(label->GetNativeTheme()->GetSystemColor(
-          ui::NativeTheme::kColorId_ProminentButtonColor));
-      label->SetAutoColorReadabilityEnabled(false);
-      break;
     case FontStyle::BUTTON:
       label->SetFontList(base_font_list.Derive(0, gfx::Font::NORMAL,
                                                gfx::Font::Weight::MEDIUM));
       break;
     case FontStyle::CAPTION:
       label->SetFontList(base_font_list.Derive(0, gfx::Font::NORMAL,
                                                gfx::Font::Weight::NORMAL));
       break;
   }
 }
 
 }  // namespace ash