// Copyright 2014 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/aura/window_observer.h"

#include "base/logging.h"
#include "ui/aura/window.h"

namespace aura {

WindowObserver::WindowObserver() : observing_(0) {
}

WindowObserver::~WindowObserver() {
  CHECK_EQ(0, observing_);
}

void WindowObserver::OnObservingWindow(aura::Window* window) {
  if (!window->HasObserver(this))
    observing_++;
}

void WindowObserver::OnUnobservingWindow(aura::Window* window) {
  if (window->HasObserver(this))
    observing_--;
}

}  // namespace aura

// Copyright 2014 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/aura/window_observer.h"

#include "base/logging.h"
#include "ui/aura/window.h"

namespace aura {

WindowObserver::WindowObserver() : observing_(0) {
}

WindowObserver::~WindowObserver() {
  // TODO(flackr): Remove this check and observing_ counter when the cause of
  // http://crbug.com/365364 is discovered.
  CHECK_EQ(0, observing_);
}

void WindowObserver::OnObservingWindow(aura::Window* window) {
  if (!window->HasObserver(this))
    observing_++;
}

void WindowObserver::OnUnobservingWindow(aura::Window* window) {
  if (window->HasObserver(this))
    observing_--;
}

}  // namespace aura

--- 
+++ 
@@ -13,8 +13,6 @@
 }
 
 WindowObserver::~WindowObserver() {
-  // TODO(flackr): Remove this check and observing_ counter when the cause of
-  // http://crbug.com/365364 is discovered.
   CHECK_EQ(0, observing_);
 }
 
Remove TODO to remove 0 observed window checks on WindowObserver.

BUG=426143

Review URL: https://codereview.chromium.org/768763005

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#306843}
