Add GetLiveVars to PPB_Testing_Dev. Fix leaks it uncovered.

ppapi/tests/test_file_ref.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 "ppapi/tests/test_file_ref.h"
 
 #include <stdio.h>
 #include <vector>
 
 #include "ppapi/c/pp_errors.h"
@@ skipping 23 matching lines @@
 std::string ReportMismatch(const std::string& method_name,
                            const std::string& returned_result,
                            const std::string& expected_result) {
   return method_name + " returned '" + returned_result + "'; '" +
       expected_result + "' expected.";
 }
 
 }  // namespace
 
 bool TestFileRef::Init() {
-  return InitTestingInterface() && EnsureRunningOverHTTP();
+  return CheckTestingInterface() && EnsureRunningOverHTTP();
 }
 
 void TestFileRef::RunTests(const std::string& filter) {
   RUN_TEST_FORCEASYNC_AND_NOT(Create, filter);
   RUN_TEST_FORCEASYNC_AND_NOT(GetFileSystemType, filter);
   RUN_TEST_FORCEASYNC_AND_NOT(GetName, filter);
   RUN_TEST_FORCEASYNC_AND_NOT(GetPath, filter);
   RUN_TEST_FORCEASYNC_AND_NOT(GetParent, filter);
   RUN_TEST_FORCEASYNC_AND_NOT(MakeDirectory, filter);
   RUN_TEST_FORCEASYNC_AND_NOT(QueryAndTouchFile, filter);
@@ skipping 608 matching lines @@
   if (rv == PP_OK_COMPLETIONPENDING) {
     rv = callback.WaitForResult();
     if (rv != PP_ERROR_ABORTED)
       return "FileSystem::Rename not aborted.";
   } else if (rv != PP_OK) {
     return ReportError("FileSystem::Rename", rv);
   }
 
   PASS();
 }