Make automation proxy objects to ref_counted. That allows to process async no...

chrome/test/plugin/plugin_test.cpp

 // Copyright 2008-2009, Google Inc.
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //    * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
 //    * Redistributions in binary form must reproduce the above
@@ skipping 98 matching lines @@
     path = path.Append(FilePath::FromWStringHack(test_case));
     return net::FilePathToFileURL(path);
   }
 
   // Waits for the test case to finish.
   void WaitForFinish(const int wait_time) {
     const int kSleepTime = 500;      // 2 times per second
     const int kMaxIntervals = wait_time / kSleepTime;
 
     GURL url = GetTestUrl(L"done");
-    scoped_ptr<TabProxy> tab(GetActiveTab());
+    scoped_refptr<TabProxy> tab(GetActiveTab());
 
     std::string done_str;
     for (int i = 0; i < kMaxIntervals; ++i) {
       Sleep(kSleepTime);
 
       // The webpage being tested has javascript which sets a cookie
       // which signals completion of the test.
       std::string cookieName = kTestCompleteCookie;
       tab->GetCookieByName(url, cookieName, &done_str);
       if (!done_str.empty())
@@ skipping 182 matching lines @@
       activex_codebase,
       "http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab");
 
   EXPECT_EQ(activex_clsid, "{D27CDB6E-AE6D-11cf-96B8-444553540000}");
   EXPECT_EQ(raw_activex_clsid, "D27CDB6E-AE6D-11cf-96B8-444553540000");
 
   EXPECT_EQ(
       activex_codebase,
       "http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab");
 }