Scroll with Layers in views::ScrollView

chrome/browser/ui/views/extensions/extension_install_dialog_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/extensions/extension_install_dialog_view.h"
 
 #include <stddef.h>
 #include <algorithm>
 #include <string>
 #include <utility>
@@ skipping 468 matching lines @@
     // Note: Do not span the permissions here, there's a separator in between!
   } else {
     // Also span the scrollable container with permissions, retained files etc.
     icon_row_span += 1;
   }
   layout->AddView(icon, 1, icon_row_span);
 
   return layout;
 }
 
+void ExtensionInstallDialogView::OnNativeThemeChanged(
+    const ui::NativeTheme* theme) {
+  scroll_view_->SetBackgroundColor(
+      theme->GetSystemColor(ui::NativeTheme::kColorId_DialogBackground));
+}
+
 int ExtensionInstallDialogView::GetDialogButtons() const {
   int buttons = prompt_->GetDialogButtons();
   // Simply having just an OK button is *not* supported. See comment on function
   // GetDialogButtons in dialog_delegate.h for reasons.
   DCHECK_GT(buttons & ui::DIALOG_BUTTON_CANCEL, 0);
   return buttons;
 }
 
 base::string16 ExtensionInstallDialogView::GetDialogButtonLabel(
     ui::DialogButton button) const {
@@ skipping 242 matching lines @@
       expanded ? gfx::VectorIconId::FIND_PREV : gfx::VectorIconId::FIND_NEXT,
       gfx::kChromeIconGrey);
   arrow_toggle_->SetImage(views::Button::STATE_NORMAL, &icon);
 }
 
 // static
 ExtensionInstallPrompt::ShowDialogCallback
 ExtensionInstallPrompt::GetViewsShowDialogCallback() {
   return base::Bind(&ShowExtensionInstallDialogImpl);
 }