Fix MD button hover shadow effect on odd-sized buttons.

ui/views/controls/button/label_button.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/controls/button/label_button.h"
 
 #include <stddef.h>
 
 #include <utility>
 
@@ skipping 435 matching lines @@
                        GetLocalBounds(), GetInkDropCenterBasedOnLastEvent(),
                        GetInkDropBaseColor(), ink_drop_visible_opacity()));
 }
 
 std::unique_ptr<views::InkDropHighlight> LabelButton::CreateInkDropHighlight()
     const {
   if (!ShouldShowInkDropHighlight())
     return nullptr;
   return GetText().empty()
              ? CreateDefaultInkDropHighlight(
-                   image()->GetMirroredBounds().CenterPoint())
+                   gfx::RectF(image()->GetMirroredBounds()).CenterPoint())
              : base::WrapUnique(new views::InkDropHighlight(
                    size(), kInkDropSmallCornerRadius,
-                   GetLocalBounds().CenterPoint(), GetInkDropBaseColor()));
+                   gfx::RectF(GetLocalBounds()).CenterPoint(),
+                   GetInkDropBaseColor()));
 }
 
 void LabelButton::StateChanged() {
   const gfx::Size previous_image_size(image_->GetPreferredSize());
   UpdateImage();
   ResetLabelEnabledColor();
   label_->SetEnabled(state() != STATE_DISABLED);
   if (image_->GetPreferredSize() != previous_image_size)
     Layout();
 }
@@ skipping 117 matching lines @@
 void LabelButton::ResetLabelEnabledColor() {
   const SkColor color =
       explicitly_set_colors_[state()]
           ? button_state_colors_[state()]
           : PlatformStyle::TextColorForButton(button_state_colors_, *this);
   if (state() != STATE_DISABLED && label_->enabled_color() != color)
     label_->SetEnabledColor(color);
 }
 
 }  // namespace views