Make the launch params the default client behavior for UMA 3g

components/metrics/net/cellular_logic_helper.h

Index: components/metrics/net/cellular_logic_helper.h
diff --git a/components/metrics/net/cellular_logic_helper.h b/components/metrics/net/cellular_logic_helper.h
new file mode 100644
index 0000000000000000000000000000000000000000..c679a0e31a63e9871da596d17e575465ad7a7d31
--- /dev/null
+++ b/components/metrics/net/cellular_logic_helper.h
@@ -0,0 +1,19 @@
+// Copyright 2016 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_METRICS_NET_CELLULAR_LOGIC_HELPER_H_
+#define COMPONENTS_METRICS_NET_CELLULAR_LOGIC_HELPER_H_
+
+#include "base/time/time.h"
+
+namespace metrics {
+
+base::TimeDelta GetUploadInterval();

[Alexei Svitkine (slow), 2016/05/13 15:53:59]

Nit: Add a comment.

[gayane -on leave until 09-2017, 2016/05/13 18:33:15]

Done.

+
+// Returns true if current connection type is cellular and user is assigned to
+// experimental group for enabled cellular uploads.
+bool IsCellularLogicEnabled();
+};

[Alexei Svitkine (slow), 2016/05/13 15:53:59]

Nit: No ; and add // namespace metrics

[gayane -on leave until 09-2017, 2016/05/13 18:33:15]

Done.

+
+#endif  // COMPONENTS_METRICS_NET_CELLULAR_LOGIC_HELPER_H_