Add runtime to CtsDeqpTestCases

Test: cts-tradefed run cts -m CtsDeqpTestCases
Bug:32843094
Change-Id: I6ea71f0d6658b1f06354374ece54743609472345
(cherry picked from commit bf0076a42408b330a5117c61a0b0d8d6d2b18660)
diff --git a/android/cts/runner/src/com/drawelements/deqp/runner/DeqpTestRunner.java b/android/cts/runner/src/com/drawelements/deqp/runner/DeqpTestRunner.java
index 4a27522..465d2da 100644
--- a/android/cts/runner/src/com/drawelements/deqp/runner/DeqpTestRunner.java
+++ b/android/cts/runner/src/com/drawelements/deqp/runner/DeqpTestRunner.java
@@ -2031,7 +2031,7 @@
         }
 
         mRemainingTests = new LinkedList<>(mTestInstances.keySet());
-
+        long startTime = System.currentTimeMillis();
         listener.testRunStarted(getId(), mRemainingTests.size());
 
         try {
@@ -2062,7 +2062,7 @@
             uninstallTestApk();
         }
 
-        listener.testRunEnded(0, emptyMap);
+        listener.testRunEnded(System.currentTimeMillis() - startTime, emptyMap);
     }
 
    /**