| // Copyright 2020 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 "third_party/blink/renderer/core/frame/page_dismissal_scope.h" |
| |
| #include "base/check.h" |
| #include "third_party/blink/renderer/platform/wtf/wtf.h" |
| |
| namespace blink { |
| |
| static unsigned page_dismissal_scope_count = 0; |
| |
| PageDismissalScope::PageDismissalScope() { |
| DCHECK(IsMainThread()); |
| ++page_dismissal_scope_count; |
| } |
| |
| PageDismissalScope::~PageDismissalScope() { |
| DCHECK(IsMainThread()); |
| --page_dismissal_scope_count; |
| } |
| |
| bool PageDismissalScope::IsActive() { |
| DCHECK(IsMainThread()); |
| return page_dismissal_scope_count > 0; |
| } |
| |
| } // namespace blink |
