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/src/compiler/graph-visualizer.h b/src/compiler/graph-visualizer.h
index 1a971a5..85b0cf7 100644
--- a/src/compiler/graph-visualizer.h
+++ b/src/compiler/graph-visualizer.h
@@ -8,6 +8,8 @@
 #include <stdio.h>
 #include <iosfwd>
 
+#include "src/base/smart-pointers.h"
+
 namespace v8 {
 namespace internal {
 
@@ -21,8 +23,8 @@
 class Schedule;
 class SourcePositionTable;
 
-FILE* OpenVisualizerLogFile(CompilationInfo* info, const char* phase,
-                            const char* suffix, const char* mode);
+base::SmartArrayPointer<const char> GetVisualizerLogFileName(
+    CompilationInfo* info, const char* phase, const char* suffix);
 
 struct AsJSON {
   AsJSON(const Graph& g, SourcePositionTable* p) : graph(g), positions(p) {}