Rename all methods accessing Singleton<T> as GetInstance().

chrome_frame/test/simple_resource_loader_test.cc

 // Copyright (c) 2010 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 "chrome_frame/simple_resource_loader.h"
 
 #include "base/file_path.h"
 #include "base/win/windows_version.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 39 matching lines @@
       SimpleResourceLoader::LoadLocaleDll(language_tags, locales_path,
                                           &dll_handle, &file_path));
   if (NULL != dll_handle) {
     FreeLibrary(dll_handle);
     dll_handle = NULL;
   }
   EXPECT_TRUE(file_path.BaseName() == FilePath(L"en-US.dll"));
 }
 
 TEST(SimpleResourceLoaderTest, InstanceTest) {
-  SimpleResourceLoader* loader = SimpleResourceLoader::instance();
+  SimpleResourceLoader* loader = SimpleResourceLoader::GetInstance();
 
   ASSERT_TRUE(NULL != loader);
   ASSERT_TRUE(NULL != loader->GetResourceModuleHandle());
 }