Moves ProfilerMetricsProvider to //components/metrics.

components/metrics/profiler/tracking_synchronizer_observer.h

Index: components/metrics/profiler/tracking_synchronizer_observer.h
diff --git a/chrome/browser/metrics/tracking_synchronizer_observer.h b/components/metrics/profiler/tracking_synchronizer_observer.h
similarity index 80%
rename from chrome/browser/metrics/tracking_synchronizer_observer.h
rename to components/metrics/profiler/tracking_synchronizer_observer.h
index 9dc1d7528e928031d104c0109073b17846807753..b9301bb268e4d0c97319916752f2d31dd231834e 100644
--- a/chrome/browser/metrics/tracking_synchronizer_observer.h
+++ b/components/metrics/profiler/tracking_synchronizer_observer.h
@@ -2,14 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_METRICS_TRACKING_SYNCHRONIZER_OBSERVER_H_
-#define CHROME_BROWSER_METRICS_TRACKING_SYNCHRONIZER_OBSERVER_H_
+#ifndef COMPONENTS_METRICS_PROFILER_TRACKING_SYNCHRONIZER_OBSERVER_H_
+#define COMPONENTS_METRICS_PROFILER_TRACKING_SYNCHRONIZER_OBSERVER_H_
 
 namespace tracked_objects {
 struct ProcessDataSnapshot;
 }
 
-namespace chrome_browser_metrics {
+namespace metrics {
 
 // Observer for notifications from the TrackingSynchronizer class.
 class TrackingSynchronizerObserver {
@@ -34,6 +34,6 @@ class TrackingSynchronizerObserver {
   DISALLOW_COPY_AND_ASSIGN(TrackingSynchronizerObserver);
 };
 
-}  // namespace chrome_browser_metrics
+}  // namespace metrics
 
-#endif  // CHROME_BROWSER_METRICS_TRACKING_SYNCHRONIZER_OBSERVER_H_
+#endif  // COMPONENTS_METRICS_PROFILER_TRACKING_SYNCHRONIZER_OBSERVER_H_