Report Android Build.MODEL in SystemProfileProto hardware_class.

base/sys_info_android.cc

Index: base/sys_info_android.cc
diff --git a/base/sys_info_android.cc b/base/sys_info_android.cc
index 245097ffdc092626923e8bcb2f1bbf99e08e51d6..389e90c3f29149be77e2f5a6e52fc3610974f6ad 100644
--- a/base/sys_info_android.cc
+++ b/base/sys_info_android.cc
@@ -171,7 +171,7 @@ std::string SysInfo::GetAndroidBuildID() {
   return std::string(os_build_id_str);
 }
 
-std::string SysInfo::GetDeviceName() {
+std::string SysInfo::HardwareModelName() {
   char device_model_str[PROP_VALUE_MAX];

[jdduke (slow), 2015/07/14 18:46:48]

Nit: Should we move this up above OperatingSystemName() (matching the
declaration order.. hmm, i guess the GetAndroid methods are also out-of-order).

[tdresser, 2015/07/14 19:02:27]

Done.

   __system_property_get("ro.product.model", device_model_str);
   return std::string(device_model_str);