Add main axis alignment for BoxLayout.

ui/views/bubble/tray_bubble_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 "ui/views/bubble/tray_bubble_view.h"
 
 #include <algorithm>
 
 #include "third_party/skia/include/core/SkCanvas.h"
 #include "third_party/skia/include/core/SkColor.h"
@@ skipping 371 matching lines @@
     views::BubbleBorder::ArrowPaintType paint_type) {
   bubble_border_->set_paint_arrow(paint_type);
 }
 
 gfx::Insets TrayBubbleView::GetBorderInsets() const {
   return bubble_border_->GetInsets();
 }
 
 void TrayBubbleView::Init() {
   BoxLayout* layout = new BottomAlignedBoxLayout(this);
-  layout->set_spread_blank_space(true);
+  layout->set_main_axis_alignment(views::BoxLayout::MAIN_AXIS_ALIGNMENT_FILL);
   SetLayoutManager(layout);
 }
 
 gfx::Rect TrayBubbleView::GetAnchorRect() {
   if (!delegate_)
     return gfx::Rect();
   return delegate_->GetAnchorRect(anchor_widget(),
                                   params_.anchor_type,
                                   params_.anchor_alignment);
 }
@@ skipping 97 matching lines @@
 void TrayBubbleView::ViewHierarchyChanged(
     const ViewHierarchyChangedDetails& details) {
   if (details.is_add && details.child == this) {
     details.parent->SetPaintToLayer(true);
     details.parent->SetFillsBoundsOpaquely(true);
     details.parent->layer()->SetMasksToBounds(true);
   }
 }
 
 }  // namespace views