Map signal_strength from percentage to dBm per spec

chrome/browser/chromeos/policy/device_status_collector.h

 // 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_STATUS_COLLECTOR_H_
 #define CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_STATUS_COLLECTOR_H_
 
 #include <deque>
 #include <string>
 #include <vector>
@@ skipping 167 matching lines @@
   // content::GeolocationUpdateCallback implementation.
   void ReceiveGeolocationUpdate(const content::Geoposition&);
 
   // Callback invoked to update our cached disk information.
   void ReceiveVolumeInfo(
       const std::vector<enterprise_management::VolumeInfo>& info);
 
   // Callback invoked to update our cpu usage information.
   void ReceiveCPUStatistics(const std::string& statistics);
 
+  // Helper routine to convert from Shill-provided signal strength (percent)
+  // to dBm units expected by server.
+  int ConvertWifiSignalStrength(int signal_strength);
+
   PrefService* local_state_;
 
   // The last time an idle state check was performed.
   base::Time last_idle_check_;
 
   // The maximum key that went into the last report generated by
   // GetDeviceStatus(), and the duration for it. This is used to trim the
   // stored data in OnSubmittedSuccessfully(). Trimming is delayed so
   // unsuccessful uploads don't result in dropped data.
   int64 last_reported_day_;
@@ skipping 76 matching lines @@
       session_status_subscription_;
 
   base::WeakPtrFactory<DeviceStatusCollector> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DeviceStatusCollector);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_STATUS_COLLECTOR_H_