When clearing plugin data at shutdown, wait for it to finish.

chrome/browser/plugin_data_remover_browsertest.cc

+// Copyright (c) 2011 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/plugin_data_remover.h"
+
+#include "base/command_line.h"
+#include "base/path_service.h"
+#include "base/synchronization/waitable_event_watcher.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/prefs/pref_service.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/common/chrome_paths.h"
+#include "chrome/common/chrome_switches.h"
+#include "chrome/common/pref_names.h"
+#include "chrome/test/in_process_browser_test.h"
+#include "chrome/test/ui_test_utils.h"
+
+namespace {
+const char* kNPAPITestPluginMimeType = "application/vnd.npapi-test";
+}
+
+class PluginDataRemoverTest : public InProcessBrowserTest,
+                              public base::WaitableEventWatcher::Delegate {
+ public:
+  PluginDataRemoverTest() : InProcessBrowserTest() { }
+
+  virtual void SetUpOnMainThread() {
+    old_plugin_data_remover_mime_type_ =
+        g_browser_process->plugin_data_remover_mime_type();
+    g_browser_process->set_plugin_data_remover_mime_type(
+        kNPAPITestPluginMimeType);
+  }
+
+  virtual void TearDownOnMainThread() {
+    g_browser_process->set_plugin_data_remover_mime_type(
+        old_plugin_data_remover_mime_type_);
+  }
+
+  virtual void OnWaitableEventSignaled(base::WaitableEvent* waitable_event) {
+    MessageLoop::current()->Quit();
+  }
+
+  virtual void SetUpCommandLine(CommandLine* command_line) {
+#ifdef OS_MACOSX
+    FilePath browser_directory;
+    PathService::Get(chrome::DIR_APP, &browser_directory);
+    command_line->AppendSwitchPath(switches::kExtraPluginDir,
+                                   browser_directory.AppendASCII("plugins"));
+#endif
+
+//    command_line->AppendSwitch(switches::kPluginStartupDialog);
+  }
+
+ private:
+  std::string old_plugin_data_remover_mime_type_;
+};
+
+IN_PROC_BROWSER_TEST_F(PluginDataRemoverTest, RemoveData) {
+  scoped_refptr<PluginDataRemover> plugin_data_remover(new PluginDataRemover());
+  plugin_data_remover->set_mime_type(kNPAPITestPluginMimeType);
+  base::WaitableEventWatcher watcher;
+  base::WaitableEvent* event =
+      plugin_data_remover->StartRemoving(base::Time());
+  watcher.StartWatching(event, this);
+  ui_test_utils::RunMessageLoop();
+}
+
+IN_PROC_BROWSER_TEST_F(PluginDataRemoverTest, AtShutdown) {
+  browser()->profile()->GetPrefs()->SetBoolean(
+      prefs::kClearSiteDataOnExit, true);
+  g_browser_process->local_state()->SetBoolean(
+      prefs::kClearPluginLSODataEnabled, true);
+}