Revert "Collect ro.build.reference.fingerprint"

This reverts commit 238d2e547bb23708cafa5e62a209925e986c6f3e.

Change-Id: I5d3416665eacec16b1a4d15879f1bb66e7613511
diff --git a/tools/device-setup/TestDeviceSetup/src/android/tests/getinfo/DeviceInfoConstants.java b/tools/device-setup/TestDeviceSetup/src/android/tests/getinfo/DeviceInfoConstants.java
index c336d3c..856ba0f 100644
--- a/tools/device-setup/TestDeviceSetup/src/android/tests/getinfo/DeviceInfoConstants.java
+++ b/tools/device-setup/TestDeviceSetup/src/android/tests/getinfo/DeviceInfoConstants.java
@@ -76,6 +76,4 @@
     public static final String MEMORY_CLASS = "memory_class";
     public static final String LARGE_MEMORY_CLASS = "large_memory_class";
     public static final String TOTAL_MEMORY = "total_memory";
-    public static final String REFERENCE_BUILD_FINGERPRINT =
-            "reference_build_fingerprint";
 }
diff --git a/tools/device-setup/TestDeviceSetup/src/android/tests/getinfo/DeviceInfoInstrument.java b/tools/device-setup/TestDeviceSetup/src/android/tests/getinfo/DeviceInfoInstrument.java
index ba542b1..16abaed 100644
--- a/tools/device-setup/TestDeviceSetup/src/android/tests/getinfo/DeviceInfoInstrument.java
+++ b/tools/device-setup/TestDeviceSetup/src/android/tests/getinfo/DeviceInfoInstrument.java
@@ -81,9 +81,6 @@
         addResult(BUILD_ABIS_64, TextUtils.join(",", Build.SUPPORTED_64_BIT_ABIS));
         addResult(SERIAL_NUMBER, Build.SERIAL);
 
-        addResult(REFERENCE_BUILD_FINGERPRINT,
-            SystemProperties.get("ro.build.reference.fingerprint", ""));
-
         addResult(VERSION_RELEASE, Build.VERSION.RELEASE);
         addResult(VERSION_SDK, Build.VERSION.SDK);
         addResult(VERSION_BASE_OS, SystemProperties.get("ro.build.version.base_os", ""));
@@ -462,7 +459,7 @@
     private String getTotalMemory() {
         ActivityManager activityManager = (ActivityManager) getContext()
                 .getSystemService(Context.ACTIVITY_SERVICE);
-
+        
         MemoryInfo memoryInfo = new MemoryInfo();
         activityManager.getMemoryInfo(memoryInfo);
         return String.valueOf(memoryInfo.totalMem);