Create Bookmark Footnote desktop iOS promotion

ui/views/bubble/bubble_frame_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/bubble_frame_view.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "build/build_config.h"
@@ skipping 345 matching lines @@
 }
 
 void BubbleFrameView::OnNativeThemeChanged(const ui::NativeTheme* theme) {
   if (bubble_border_ && bubble_border_->use_theme_background_color()) {
     bubble_border_->set_background_color(GetNativeTheme()->
         GetSystemColor(ui::NativeTheme::kColorId_DialogBackground));
     SchedulePaint();
   }
 }
 
+void BubbleFrameView::ViewHierarchyChanged(
+    const ViewHierarchyChangedDetails& details) {
+  if (!details.is_add && details.parent == footnote_container_ &&
+      footnote_container_->child_count() == 1 &&
+      details.child == footnote_container_->child_at(0)) {
+    // Setting the footnote_container_ to be hidden and null it. This will
+    // remove update the bubble to have no placeholder for the footnote and
+    // enable the destructor to delete the footnote_container_ later.
+    footnote_container_->SetVisible(false);
+    footnote_container_ = nullptr;
+  }
+}
+
 void BubbleFrameView::OnPaint(gfx::Canvas* canvas) {
   OnPaintBackground(canvas);
   // Border comes after children.
 }
 
 void BubbleFrameView::PaintChildren(const ui::PaintContext& context) {
   NonClientFrameView::PaintChildren(context);
 
   ui::PaintCache paint_cache;
   ui::PaintRecorder recorder(context, size(), &paint_cache);
@@ skipping 159 matching lines @@
 
   DialogDelegate* dialog_delegate =
       GetWidget()->widget_delegate()->AsDialogDelegate();
   if (dialog_delegate && dialog_delegate->ShouldSnapFrameWidth())
     size.set_width(LayoutProvider::Get()->GetSnappedDialogWidth(size.width()));
 
   return size;
 }
 
 }  // namespace views