ES6 symbols: Allow symbols as property names

src/cpu-profiler.h

Index: src/cpu-profiler.h
diff --git a/src/cpu-profiler.h b/src/cpu-profiler.h
index 9cd44842095ccabe25d0ef74f0c0f0b53dde958d..0dead51a116a47a8a99171e34c28028a9a1c47b5 100644
--- a/src/cpu-profiler.h
+++ b/src/cpu-profiler.h
@@ -134,10 +134,10 @@ class ProfilerEventsProcessor : public Thread {
 
   // Events adding methods. Called by VM threads.
   void CallbackCreateEvent(Logger::LogEventsAndTags tag,
-                           const char* prefix, String* name,
+                           const char* prefix, Name* name,
                            Address start);
   void CodeCreateEvent(Logger::LogEventsAndTags tag,
-                       String* name,
+                       Name* name,
                        String* resource_name, int line_number,
                        Address start, unsigned size,
                        Address shared);
@@ -222,15 +222,15 @@ class CpuProfiler {
 
   // Must be called via PROFILE macro, otherwise will crash when
   // profiling is not enabled.
-  static void CallbackEvent(String* name, Address entry_point);
+  static void CallbackEvent(Name* name, Address entry_point);
   static void CodeCreateEvent(Logger::LogEventsAndTags tag,
                               Code* code, const char* comment);
   static void CodeCreateEvent(Logger::LogEventsAndTags tag,
-                              Code* code, String* name);
+                              Code* code, Name* name);
   static void CodeCreateEvent(Logger::LogEventsAndTags tag,
                               Code* code,
                               SharedFunctionInfo* shared,
-                              String* name);
+                              Name* name);
   static void CodeCreateEvent(Logger::LogEventsAndTags tag,
                               Code* code,
                               SharedFunctionInfo* shared,
@@ -240,9 +240,9 @@ class CpuProfiler {
   static void CodeMovingGCEvent() {}
   static void CodeMoveEvent(Address from, Address to);
   static void CodeDeleteEvent(Address from);
-  static void GetterCallbackEvent(String* name, Address entry_point);
+  static void GetterCallbackEvent(Name* name, Address entry_point);
   static void RegExpCodeCreateEvent(Code* code, String* source);
-  static void SetterCallbackEvent(String* name, Address entry_point);
+  static void SetterCallbackEvent(Name* name, Address entry_point);
   static void SharedFunctionInfoMoveEvent(Address from, Address to);
 
   // TODO(isolates): this doesn't have to use atomics anymore.