[ash-md] Changed the system info row height to 40 (instead of 48).

ash/common/system/date/date_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/common/system/date/date_view.h"
 
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/system/tray/system_tray_controller.h"
 #include "ash/common/system/tray/tray_constants.h"
 #include "ash/common/system/tray/tray_popup_item_style.h"
@@ skipping 155 matching lines @@
     : BaseDateTimeView(owner), action_(DateAction::NONE) {
   if (UseMd()) {
     // TODO(tdanderson): Tweak spacing and layout for material design.
     views::BoxLayout* box_layout =
         new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, 0);
     box_layout->set_inside_border_insets(gfx::Insets(0, 12, 0, 0));
     box_layout->set_main_axis_alignment(
         views::BoxLayout::MAIN_AXIS_ALIGNMENT_START);
     box_layout->set_cross_axis_alignment(
         views::BoxLayout::CROSS_AXIS_ALIGNMENT_CENTER);
-    box_layout->set_minimum_cross_axis_size(
-        GetTrayConstant(TRAY_POPUP_ITEM_MIN_HEIGHT));
     SetLayoutManager(box_layout);
   } else {
     SetLayoutManager(
         new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0));
   }
   date_label_ = TrayPopupUtils::CreateDefaultLabel();
   date_label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
   if (!UseMd())
     date_label_->SetEnabledColor(kHeaderTextColorNormal);
   UpdateTextInternal(base::Time::Now());
@@ skipping 220 matching lines @@
 }
 
 void TimeView::SetupLabel(views::Label* label) {
   label->set_owned_by_client();
   SetupLabelForTray(label);
   label->SetElideBehavior(gfx::NO_ELIDE);
 }
 
 }  // namespace tray
 }  // namespace ash