Merge V8 5.2.361.47  DO NOT MERGE

https://chromium.googlesource.com/v8/v8/+/5.2.361.47

FPIIM-449

Change-Id: Ibec421b85a9b88cb3a432ada642e469fe7e78346
(cherry picked from commit bcf72ee8e3b26f1d0726869c7ddb3921c68b09a8)
diff --git a/tools/perf-to-html.py b/tools/perf-to-html.py
index 63faeb1..7ec9c50 100755
--- a/tools/perf-to-html.py
+++ b/tools/perf-to-html.py
@@ -115,8 +115,8 @@
     self.name_ = name
     self.tests_ = {}
     for test in data:
-      # strip off "<name>/" prefix
-      test_name = test.split("/")[1]
+      # strip off "<name>/" prefix, allowing for subsequent "/"s
+      test_name = test.split("/", 1)[1]
       self.appendResult(test_name, data[test])
 
   # tests is a dictionary of Results