[Extensions] Move Feature channel code into //extensions

chrome/common/extensions/api/commands/commands_manifest_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/manifest_tests/chrome_manifest_test.h"
 
 #include "base/command_line.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/api/commands/commands_handler.h"
-#include "chrome/common/extensions/features/feature_channel.h"
+#include "extensions/common/features/feature_channel.h"
 #include "extensions/common/manifest_constants.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace extensions {
 
 namespace errors = manifest_errors;
 
 class CommandsManifestTest : public ChromeManifestTest {
 };
 
@@ skipping 85 matching lines @@
   scoped_refptr<Extension> extension4 =
       LoadAndExpectSuccess("command_app_global.json");
 }
 
 TEST_F(CommandsManifestTest, CommandManifestShouldNotCountMediaKeys) {
   scoped_refptr<Extension> extension =
       LoadAndExpectSuccess("command_should_not_count_media_keys.json");
 }
 
 }  // namespace extensions