Reorganizes Chromecast code to better reflect functional dependencies.

chromecast/metrics/platform_metrics_providers.h

-// 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.
-
-#ifndef CHROMECAST_METRICS_PLATFORM_METRICS_PROVIDERS_H_
-#define CHROMECAST_METRICS_PLATFORM_METRICS_PROVIDERS_H_
-
-#include "components/metrics/proto/system_profile.pb.h"
-
-namespace metrics {
-class MetricsService;
-}
-
-namespace chromecast {
-namespace metrics {
-
-// Build-level hook for different platforms to provide data to MetricsService.
-void RegisterPlatformMetricsProviders(
-    ::metrics::MetricsService* metrics_service);
-
-// Returns the current release channel.
-::metrics::SystemProfileProto::Channel GetPlatformReleaseChannel();
-
-// Returns a string representing this build's version.
-std::string GetPlatformVersionString();
-
-// Returns whether or not metrics reporting should be on.
-bool PlatformIsReportingEnabled();
-
-// Called when the UMA client ID has been set.
-void PlatformSetClientID(const std::string& client_id);
-
-// Called when an upload has completed.
-void PlatformOnLogUploadComplete();
-
-}  // namespace metrics
-}  // namespace chromecast
-
-#endif  // CHROMECAST_METRICS_PLATFORM_METRICS_PROVIDERS_H_