Propagate bailout reason to cpu profile node.

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 2e9badbb2aa073a3eb684b201fab60cec913ec68..afa8bce451b8dd0d3b285b8afa4b144c25059549 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -9813,6 +9813,13 @@ void SharedFunctionInfo::DisableOptimization(const char* reason) {
   // non-optimizable if optimization is disabled for the shared
   // function info.
   set_optimization_disabled(true);
+  MaybeObject* reason_object =
+      Isolate::Current()->heap()->AllocateStringFromOneByte(
+          CStrVector(reason));
+  String* reason_string;
+  if (reason_object->To<String>(&reason_string)) {
+    set_bailout_reason(reason_string);
+  }
   // Code should be the lazy compilation stub or else unoptimized.  If the
   // latter, disable optimization for the code too.
   ASSERT(code()->kind() == Code::FUNCTION || code()->kind() == Code::BUILTIN);