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

chrome/browser/ui/views/download/download_item_view_md.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 "chrome/browser/ui/views/download/download_item_view_md.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <vector>
@@ skipping 488 matching lines @@
       ink_drop_visible_opacity()));
 }
 
 std::unique_ptr<views::InkDropHighlight>
 DownloadItemViewMd::CreateInkDropHighlight() const {
   if (IsShowingWarningDialog())
     return nullptr;
 
   gfx::Size size = GetPreferredSize();
   return base::WrapUnique(new views::InkDropHighlight(
-      size, kInkDropSmallCornerRadius, gfx::Rect(size).CenterPoint(),
+      size, kInkDropSmallCornerRadius,
+      gfx::RectF(gfx::SizeF(size)).CenterPoint(),
       color_utils::DeriveDefaultIconColor(GetTextColor())));
 }
 
 void DownloadItemViewMd::OnGestureEvent(ui::GestureEvent* event) {
   if (event->type() == ui::ET_GESTURE_TAP_DOWN) {
     HandlePressEvent(*event, true);
     event->SetHandled();
     return;
   }
 
@@ skipping 617 matching lines @@
     SchedulePaint();
 }
 
 SkColor DownloadItemViewMd::GetTextColor() const {
   return GetTextColorForThemeProvider(GetThemeProvider());
 }
 
 SkColor DownloadItemViewMd::GetDimmedTextColor() const {
   return SkColorSetA(GetTextColor(), 0xC7);
 }