mash: Move multi_profile_uma.* to ash/common.

ash/common/multi_profile_uma.cc

 // Copyright 2013 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 "ash/multi_profile_uma.h"
+#include "ash/common/multi_profile_uma.h"
 
 #include "base/metrics/histogram.h"
 
 namespace ash {
 
 // static
 void MultiProfileUMA::RecordSessionMode(SessionMode action) {
   UMA_HISTOGRAM_ENUMERATION("MultiProfile.SessionMode", action,
                             NUM_SESSION_MODES);
 }
@@ skipping 28 matching lines @@
                            number_of_users);
 }
 
 // static
 void MultiProfileUMA::RecordDiscardedTab(int number_of_users) {
   UMA_HISTOGRAM_COUNTS_100("MultiProfile.DiscardedTabsPerUser",
                            number_of_users);
 }
 
 }  // namespace ash