Add GetLiveVars to PPB_Testing_Dev. Fix leaks it uncovered.

ppapi/tests/test_flash_fullscreen.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_flash_fullscreen.h"
 
 #include <stdio.h>
 #include <string.h>
 #include <string>
 
@@ skipping 28 matching lines @@
     : TestCase(instance),
       screen_mode_(instance),
       fullscreen_pending_(false),
       normal_pending_(false),
       fullscreen_callback_(instance->pp_instance()),
       normal_callback_(instance->pp_instance()) {
   screen_mode_.GetScreenSize(&screen_size_);
 }
 
 bool TestFlashFullscreen::Init() {
-  return InitTestingInterface();
+  return CheckTestingInterface();
 }
 
 void TestFlashFullscreen::RunTests(const std::string& filter) {
   RUN_TEST(GetScreenSize, filter);
   RUN_TEST(NormalToFullscreenToNormal, filter);
 }
 
 std::string TestFlashFullscreen::TestGetScreenSize() {
   if (screen_size_.width() < 320 || screen_size_.width() > 2560)
     return ReportError("screen_size.width()", screen_size_.width());
@@ skipping 76 matching lines @@
   if (fullscreen_pending_ && IsFullscreenView(position, clip, screen_size_)) {
     fullscreen_pending_ = false;
     pp::Module::Get()->core()->CallOnMainThread(0, fullscreen_callback_);
   } else if (normal_pending_ &&
              !IsFullscreenView(position, clip, screen_size_)) {
     normal_pending_ = false;
     if (testing_interface_->IsOutOfProcess())
       pp::Module::Get()->core()->CallOnMainThread(0, normal_callback_);
   }
 }