Move OmahaQueryParams to a component and add a delegate interface.

components/omaha_query_params/omaha_query_params_delegate.cc

Index: components/omaha_query_params/omaha_query_params_delegate.cc
diff --git a/components/omaha_query_params/omaha_query_params_delegate.cc b/components/omaha_query_params/omaha_query_params_delegate.cc
new file mode 100644
index 0000000000000000000000000000000000000000..9d79a9444a0b2a3dbb5802174941dc35ef6e4256
--- /dev/null
+++ b/components/omaha_query_params/omaha_query_params_delegate.cc
@@ -0,0 +1,15 @@
+// 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/omaha_query_params/omaha_query_params_delegate.h"
+
+namespace omaha_query_params {
+
+OmahaQueryParamsDelegate::OmahaQueryParamsDelegate() {
+}
+
+OmahaQueryParamsDelegate::~OmahaQueryParamsDelegate() {
+}
+
+}  // namespace omaha_query_params