Cancel uninstall if the uninstall dialog's parent window is destroyed

chrome/browser/ui/views/extensions/extension_uninstall_dialog_view_browsertest.cc

+// 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 "base/run_loop.h"
+#include "chrome/browser/extensions/extension_uninstall_dialog.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_window.h"
+#include "chrome/test/base/in_process_browser_test.h"
+#include "content/public/test/test_utils.h"
+#include "extensions/common/extension.h"
+#include "extensions/common/extension_builder.h"
+#include "extensions/common/value_builder.h"
+
+namespace {
+
+scoped_refptr<extensions::Extension> BuildTestExtension() {
+  return extensions::ExtensionBuilder()
+      .SetManifest(extensions::DictionaryBuilder()
+                       .Set("name", "foo")
+                       .Set("version", "1.0"))
+      .Build();
+}
+
+class TestExtensionUninstallDialogDelegate
+    : public extensions::ExtensionUninstallDialog::Delegate {
+ public:
+  explicit TestExtensionUninstallDialogDelegate(
+      const base::Closure& quit_closure)
+      : quit_closure_(quit_closure), canceled_(false) {}
+
+  ~TestExtensionUninstallDialogDelegate() override {}
+
+  bool canceled() { return canceled_; }
+
+ private:
+  void ExtensionUninstallAccepted() override { quit_closure_.Run(); }
+
+  void ExtensionUninstallCanceled() override {
+    canceled_ = true;
+    quit_closure_.Run();
+  }
+
+  base::Closure quit_closure_;
+  bool canceled_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestExtensionUninstallDialogDelegate);
+};
+
+}  // namespace
+
+typedef InProcessBrowserTest ExtensionUninstallDialogViewBrowserTest;
+
+// Test that ExtensionUninstallDialog cancels the uninstall if the aura::Window
+// which is passed to ExtensionUninstallDialog::Create() is destroyed.
+IN_PROC_BROWSER_TEST_F(ExtensionUninstallDialogViewBrowserTest,
+                       TrackParentWindowDestruction) {
+  // Create a second browser to prevent the app from exiting when the browser is
+  // closed.
+  CreateBrowser(browser()->profile());
+
+  scoped_refptr<extensions::Extension> extension(BuildTestExtension());
+
+  base::RunLoop run_loop;
+  TestExtensionUninstallDialogDelegate delegate(run_loop.QuitClosure());
+  scoped_ptr<extensions::ExtensionUninstallDialog> dialog(
+      extensions::ExtensionUninstallDialog::Create(
+          browser()->profile(), browser()->window()->GetNativeWindow(),
+          &delegate));
+  browser()->window()->Close();
+  content::RunAllPendingInMessageLoop();
+
+  dialog->ConfirmUninstall(extension.get());
+  run_loop.Run();
+  EXPECT_TRUE(delegate.canceled());
+}