Add GetLiveVars to PPB_Testing_Dev. Fix leaks it uncovered.

ppapi/tests/test_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_fullscreen.h"
 
 #include <stdio.h>
 #include <string.h>
 #include <string>
 
@@ skipping 53 matching lines @@
 bool TestFullscreen::Init() {
   if (screen_size_.IsEmpty()) {
     instance_->AppendError("Failed to initialize screen_size_");
     return false;
   }
   graphics2d_ = pp::Graphics2D(instance_, screen_size_, true);
   if (!instance_->BindGraphics(graphics2d_)) {
     instance_->AppendError("Failed to initialize graphics2d_");
     return false;
   }
-  return InitTestingInterface();
+  return CheckTestingInterface();
 }
 
 void TestFullscreen::RunTests(const std::string& filter) {
   RUN_TEST(GetScreenSize, filter);
   RUN_TEST(NormalToFullscreenToNormal, filter);
 }
 
 bool TestFullscreen::GotError() {
   return !error_.empty();
 }
@@ skipping 250 matching lines @@
     else if (position != normal_position_)
       FailNormalTest("DidChangeView position is not normal");
     else if (!instance_->BindGraphics(graphics2d_))
       FailNormalTest("Failed to BindGraphics() in normal");
     else if (!PaintPlugin(position.size(), kSheerBlue))
       FailNormalTest("Failed to paint plugin image in normal");
     else
       PassNormalTest();
   }
 }