Added function to provide the short board name of the device

base/sys_info_chromeos.cc

Index: base/sys_info_chromeos.cc
diff --git a/base/sys_info_chromeos.cc b/base/sys_info_chromeos.cc
index e4d671f75d956eadcff5d8dd5adddbab4e5d33d5..2aff34afe40f1952c6d0aa04b93e493aa360fcdb 100644
--- a/base/sys_info_chromeos.cc
+++ b/base/sys_info_chromeos.cc
@@ -200,6 +200,17 @@ std::string SysInfo::GetLsbReleaseBoard() {
 }
 
 // static
+std::string SysInfo::GetStrippedReleaseBoard() {
+  std::string board = GetLsbReleaseBoard();
+  const size_t index = board.find("-signed-");
+  if (index != std::string::npos) {
+    board.resize(index);
+  }
+
+  return base::ToLowerASCII(board);
+}
+
+// static
 Time SysInfo::GetLsbReleaseTime() {
   return GetChromeOSVersionInfo().lsb_release_time();
 }