[PPAPI] Moving pp::VarResource_Dev API into pp::Var (now stable).

ppapi/tests/test_var_resource.h

 // Copyright 2013 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 PPAPI_TEST_TEST_VAR_RESOURCE_H_
 #define PPAPI_TEST_TEST_VAR_RESOURCE_H_
 
 #include <string>
 
-#include "ppapi/c/dev/ppb_var_resource_dev.h"
 #include "ppapi/c/ppb_file_system.h"
 #include "ppapi/c/ppb_var.h"
 #include "ppapi/tests/test_case.h"
 
 class TestVarResource : public TestCase {
  public:
   explicit TestVarResource(TestingInstance* instance) : TestCase(instance) {}
 
  private:
   // TestCase implementation.
   virtual bool Init();
   virtual void RunTests(const std::string& filter);
 
   std::string TestBasicResource();
   std::string TestInvalidAndEmpty();
   std::string TestWrongType();
 
   // Used by the tests that access the C APIs directly.
   const PPB_Core* core_interface_;
   const PPB_FileSystem* file_system_interface_;
   const PPB_Var* var_interface_;
-  const PPB_VarResource_Dev* var_resource_interface_;
 };
 
 #endif  // PPAPI_TEST_TEST_VAR_RESOURCE_H_