Adjust web notification tray height.

ash/system/web_notification/web_notification_tray.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/web_notification/web_notification_tray.h"
 
 #include "ash/system/status_area_widget.h"
 #include "ash/system/tray/system_tray.h"
 #include "ash/system/tray/tray_bubble_view.h"
 #include "ash/system/tray/tray_constants.h"
@@ skipping 25 matching lines @@
 namespace {
 
 // Tray constants
 const int kTrayContainerVeritcalPaddingBottomAlignment = 3;
 const int kTrayContainerHorizontalPaddingBottomAlignment = 1;
 const int kTrayContainerVerticalPaddingVerticalAlignment = 1;
 const int kTrayContainerHorizontalPaddingVerticalAlignment = 0;
 const int kPaddingFromLeftEdgeOfSystemTrayBottomAlignment = 8;
 const int kPaddingFromTopEdgeOfSystemTrayVerticalAlignment = 10;
 const int kTrayWidth = 40;
-const int kTrayHeight = 32;
+const int kTrayHeight = 31;
 const int kTraySideWidth = 32;
 const int kTraySideHeight = 24;
 
 // Web Notification Bubble constants
 const int kWebNotificationBubbleMinHeight = 80;
 const int kWebNotificationBubbleMaxHeight = 480;
 // Delay laying out the Bubble until all notifications have been added and icons
 // have had a chance to load.
 const int kUpdateDelayMs = 50;
 // Limit the number of visible notifications.
@@ skipping 985 matching lines @@
 
 void WebNotificationTray::HideBubble(Bubble* bubble) {
   if (bubble == message_center_bubble()) {
     HideMessageCenterBubble();
   } else if (bubble == notification_bubble()) {
     HideNotificationBubble();
   }
 }
 
 }  // namespace ash