WebSocket Pepper API: Add unit test to call Close()

ppapi/tests/test_websocket.h

 // 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.
 
 #ifndef PAPPI_TESTS_TEST_WEBSOCKET_H_
 #define PAPPI_TESTS_TEST_WEBSOCKET_H_
 
 #include <string>
 
 #include "ppapi/tests/test_case.h"
@@ skipping 15 matching lines @@
   void ReleaseVar(const PP_Var& var);
   bool AreEqual(const PP_Var& var, const char* string);
 
   PP_Resource Connect(const char* url, int32_t* result, const char* protocol);
 
   std::string TestIsWebSocket();
   std::string TestUninitializedPropertiesAccess();
   std::string TestInvalidConnect();
   std::string TestGetURL();
   std::string TestValidConnect();
+  std::string TestInvalidClose();
+  std::string TestValidClose();
   std::string TestGetProtocol();
   std::string TestTextSendReceive();
 
   // Used by the tests that access the C API directly.
   const PPB_WebSocket_Dev* websocket_interface_;
   const PPB_Var* var_interface_;
   const PPB_Core* core_interface_;
 };
 
 #endif  // PAPPI_TESTS_TEST_WEBSOCKET_H_