Componentize component_updater: Move some paths/constants to component.

components/component_updater/common/component_updater_constants.cc

Index: components/component_updater/common/component_updater_constants.cc
diff --git a/components/component_updater/common/component_updater_constants.cc b/components/component_updater/common/component_updater_constants.cc
new file mode 100644
index 0000000000000000000000000000000000000000..374e927864dd8a61b85a551a9f0a039bb6d4da78
--- /dev/null
+++ b/components/component_updater/common/component_updater_constants.cc
@@ -0,0 +1,13 @@
+// Copyright 2014 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 "components/component_updater/common/component_updater_constants.h"
+
+#define FPL FILE_PATH_LITERAL
+
+namespace component_updater {
+
+const base::FilePath::CharType kCLDDataFilename[] = FPL("cld2_data.bin");
+
+}  // namespace component_updater