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

chrome/browser/browser_process.h

 // 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.
 
 // This interface is for managing the global services of the application. Each
 // service is lazily created when requested the first time. The service getters
 // will return NULL if the service is not available, so callers must check for
 // this condition.
 
 #ifndef CHROME_BROWSER_BROWSER_PROCESS_H_
@@ skipping 169 matching lines @@
   // case, we default to returning true.
   virtual bool have_inspector_files() const = 0;
 
 #if defined(IPC_MESSAGE_LOG_ENABLED)
   // Enable or disable IPC logging for the browser, all processes
   // derived from ChildProcess (plugin etc), and all
   // renderers.
   virtual void SetIPCLoggingEnabled(bool enable) = 0;
 #endif
 
+  // Used for testing plugin data removal at shutdown.
+  const std::string& plugin_data_remover_mime_type() const {
+    return plugin_data_remover_mime_type_;
+  }
+
+  void set_plugin_data_remover_mime_type(const std::string& mime_type) {
+    plugin_data_remover_mime_type_ = mime_type;
+  }
+
  private:
   // User-data-dir based profiles.
   std::vector<std::wstring> user_data_dir_profiles_;
 
+  std::string plugin_data_remover_mime_type_;

[jam, 2011/01/20 18:34:15]

this needs a comment.  by convention we don't put the comment beside the simple
setter/getters, and put them by the variable name

+
   DISALLOW_COPY_AND_ASSIGN(BrowserProcess);
 };
 
 extern BrowserProcess* g_browser_process;
 
 #endif  // CHROME_BROWSER_BROWSER_PROCESS_H_