Delete some unused code found by -Wunused-function

chrome/common/extensions/extension_unittest.cc

 // Copyright (c) 2012 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/common/extensions/extension.h"
 
 #include "base/format_macros.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/json/json_file_value_serializer.h"
@@ skipping 28 matching lines @@
 using extensions::PermissionSet;
 using extensions::SocketPermission;
 using extensions::SocketPermissionData;
 
 namespace keys = extension_manifest_keys;
 namespace values = extension_manifest_values;
 namespace errors = extension_manifest_errors;
 
 namespace {
 
-void CompareLists(const std::vector<std::string>& expected,
-                  const std::vector<std::string>& actual) {
-  ASSERT_EQ(expected.size(), actual.size());
-
-  for (size_t i = 0; i < expected.size(); ++i) {
-    EXPECT_EQ(expected[i], actual[i]);
-  }
-}
-
-static scoped_refptr<Extension> LoadManifestUnchecked(
+scoped_refptr<Extension> LoadManifestUnchecked(
     const std::string& dir,
     const std::string& test_file,
     Extension::Location location,
     int extra_flags,
     std::string* error) {
   FilePath path;
   PathService::Get(chrome::DIR_TEST_DATA, &path);
   path = path.AppendASCII("extensions")
              .AppendASCII(dir)
              .AppendASCII(test_file);
@@ skipping 1138 matching lines @@
 
 TEST(ExtensionTest, GetSyncTypeExtensionWithTwoPlugins) {
   scoped_refptr<Extension> extension(
       MakeSyncTestExtension(EXTENSION, GURL(), GURL(),
                             Extension::INTERNAL, 2, FilePath(),
                             Extension::NO_FLAGS));
   if (extension)
     EXPECT_EQ(extension->GetSyncType(), Extension::SYNC_TYPE_NONE);
 }
 #endif // !defined(OS_CHROMEOS)