Add GetLiveVars to PPB_Testing_Dev. Fix leaks it uncovered.

ppapi/tests/test_input_event.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_input_event.h"
 
 #include "ppapi/c/dev/ppb_testing_dev.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/ppb_input_event.h"
 #include "ppapi/cpp/input_event.h"
@@ skipping 55 matching lines @@
           PPB_WHEEL_INPUT_EVENT_INTERFACE));
   keyboard_input_event_interface_ = static_cast<const PPB_KeyboardInputEvent*>(
       pp::Module::Get()->GetBrowserInterface(
           PPB_KEYBOARD_INPUT_EVENT_INTERFACE));
 
   bool success =
       input_event_interface_ &&
       mouse_input_event_interface_ &&
       wheel_input_event_interface_ &&
       keyboard_input_event_interface_ &&
-      InitTestingInterface();
+      CheckTestingInterface();
 
   // Set up a listener for our message that signals that all input events have
   // been received.
   std::string js_code;
   // Note the following code is dependent on some features of test_case.html.
   // E.g., it is assumed that the DOM element where the plugin is embedded has
   // an id of 'plugin', and there is a function 'IsTestingMessage' that allows
   // us to ignore the messages that are intended for use by the testing
   // framework itself.
   js_code += "var plugin = document.getElementById('plugin');"
@@ skipping 191 matching lines @@
       SimulateInputEvent(CreateWheelEvent()));
   ASSERT_FALSE(
       SimulateInputEvent(CreateKeyEvent(PP_INPUTEVENT_TYPE_KEYDOWN,
                                         kSpaceChar)));
   ASSERT_FALSE(
       SimulateInputEvent(CreateCharEvent(kSpaceString)));
 
   PASS();
 }