Remove more //chrome dependencies from VariationsService

components/variations/variations_switches.h

+// Copyright 2015 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 COMPONENTS_VARIATIONS_VARIATIONS_SWITCHES_H_
+#define COMPONENTS_VARIATIONS_VARIATIONS_SWITCHES_H_
+
+namespace chrome_variations {
+namespace switches {
+
+// Alphabetical list of switches specific to the variations component. Document
+// each in the .cc file.
+
+extern const char kFakeVariationsChannel[];
+extern const char kVariationsServerURL[];
+
+}  // namespace switches
+}  // namespace variations
+
+#endif  // COMPONENTS_VARIATIONS_VARIATIONS_SWITCHES_H_