[Chromoting.com] Make Android telemetry report host version/os/os version

remoting/base/chromoting_event.h

Index: remoting/base/chromoting_event.h
diff --git a/remoting/base/chromoting_event.h b/remoting/base/chromoting_event.h
index 3e7a9591b8512d0e4ab48c42576656a52d4b71c0..40b8d46ed5e57ff7b5d7be50d8be1b7f2597b42b 100644
--- a/remoting/base/chromoting_event.h
+++ b/remoting/base/chromoting_event.h
@@ -92,6 +92,9 @@ class ChromotingEvent {
   static const char kCpuKey[];
   static const char kDecodeLatencyKey[];
   static const char kEncodeLatencyKey[];
+  static const char kHostOsKey[];
+  static const char kHostOsVersionKey[];
+  static const char kHostVersionKey[];
   static const char kMaxCaptureLatencyKey[];
   static const char kMaxDecodeLatencyKey[];
   static const char kMaxEncodeLatencyKey[];
@@ -142,6 +145,9 @@ class ChromotingEvent {
   // Returns true if the SessionState concludes the end of session.
   static bool IsEndOfSession(SessionState state);
 
+  // Converts the OS type String into the enum value.
+  static Os toOs(const std::string& os);

[Sergey Ulanov, 2017/01/13 00:23:17]

Maybe call it ParseOsFromString() or something like this?

[Yuwei, 2017/01/13 01:51:12]

Done.

+
  private:
   std::unique_ptr<base::DictionaryValue> values_map_;