Update to follow the new google benchmark API

Test: build
Change-Id: Icc25b81e9b863c35c02c9673518fa4d30e9ae321
diff --git a/libs/hwui/tests/macrobench/TestSceneRunner.cpp b/libs/hwui/tests/macrobench/TestSceneRunner.cpp
index 5f5a92e..adfae5b 100644
--- a/libs/hwui/tests/macrobench/TestSceneRunner.cpp
+++ b/libs/hwui/tests/macrobench/TestSceneRunner.cpp
@@ -81,7 +81,7 @@
     // mean and stddev which doesn't make sense for our usage
     std::vector<BenchmarkReporter::Run> reports;
     BenchmarkReporter::Run report;
-    report.run_name = info.name;
+    report.run_name.function_name = info.name;
     report.iterations = static_cast<int64_t>(opts.count);
     report.real_accumulated_time = durationInS;
     report.cpu_accumulated_time = durationInS;
@@ -94,8 +94,8 @@
     // in that test case than percentiles.
     if (!opts.renderOffscreen) {
         for (auto& ri : REPORTS) {
-            reports[0].run_name = info.name;
-            reports[0].run_name += ri.suffix;
+            reports[0].run_name.function_name = info.name;
+            reports[0].run_name.function_name += ri.suffix;
             durationInS = proxy->frameTimePercentile(ri.percentile) / 1000.0;
             reports[0].real_accumulated_time = durationInS;
             reports[0].cpu_accumulated_time = durationInS;