Update the Windows iOS promotion to have the same width as the bubble that appears before it.

chrome/browser/ui/views/bookmarks/bookmark_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 "chrome/browser/ui/views/bookmarks/bookmark_bubble_view.h"
 
 #include <utility>
 
 #include "base/macros.h"
 #include "base/metrics/user_metrics.h"
@@ skipping 386 matching lines @@
       base::RecordAction(
           UserMetricsAction("BookmarkBubble_ChangeTitleInBubble"));
     }
     parent_model_.MaybeChangeParent(node, parent_combobox_->selected_index());
   }
 }
 
 #if defined(OS_WIN)
 void BookmarkBubbleView::ShowIOSPromotion() {
   DCHECK(!is_showing_ios_promotion_);
+  gfx::Rect bubble_bounds = GetBubbleBounds();
   RemoveChildView(bookmark_details_view_.get());
   is_showing_ios_promotion_ = true;
   ios_promo_view_ = new DesktopIOSPromotionBubbleView(
       profile_, desktop_ios_promotion::PromotionEntryPoint::BOOKMARKS_BUBBLE);
   AddChildView(ios_promo_view_);
   GetWidget()->UpdateWindowIcon();
   GetWidget()->UpdateWindowTitle();
-  SizeToContents();
+  // Resize the bubble so it has the same width as the parent bubble.
+  ios_promo_view_->UpdateBubbleHeight(bubble_bounds);
 }
 #endif