Record Mobile Operator ID in UMA report. This is Android only for now.

chrome/browser/metrics/metrics_log.cc

 // Copyright (c) 2012 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 "chrome/browser/metrics/metrics_log.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 689 matching lines @@
 #endif
 
   SystemProfileProto::Network* network = system_profile->mutable_network();
   network->set_connection_type_is_ambiguous(
       network_observer_.connection_type_is_ambiguous());
   network->set_connection_type(network_observer_.connection_type());
   network->set_wifi_phy_layer_protocol_is_ambiguous(
       network_observer_.wifi_phy_layer_protocol_is_ambiguous());
   network->set_wifi_phy_layer_protocol(
       network_observer_.wifi_phy_layer_protocol());
+
+#if defined(OS_ANDROID)
+  SystemProfileProto::Network::NetworkOperator* network_operator =
+      network->mutable_network_operator();
+  network_operator->set_id(network_observer_.network_operator_id());
+#endif
+
   network_observer_.Reset();
 
   SystemProfileProto::OS* os = system_profile->mutable_os();
   std::string os_name = base::SysInfo::OperatingSystemName();
 #if defined(OS_WIN)
   // TODO(mad): This only checks whether the main process is a Metro process at
   // upload time; not whether the collected metrics were all gathered from
   // Metro.  This is ok as an approximation for now, since users will rarely be
   // switching from Metro to Desktop mode; but we should re-evaluate whether we
   // can distinguish metrics more cleanly in the future: http://crbug.com/140568
@@ skipping 182 matching lines @@
     ProductDataToProto(google_update_metrics.google_update_data,
                        google_update->mutable_google_update_status());
   }
 
   if (!google_update_metrics.product_data.version.empty()) {
     ProductDataToProto(google_update_metrics.product_data,
                        google_update->mutable_client_status());
   }
 #endif  // defined(GOOGLE_CHROME_BUILD) && defined(OS_WIN)
 }