Make some functions that are hit during renderer startup available for inlining

src/heap/objects-visiting.h

Index: src/heap/objects-visiting.h
diff --git a/src/heap/objects-visiting.h b/src/heap/objects-visiting.h
index 92e44511fbe77dd0eb426489adf6dcc537b218bc..2fc1671c1d1bc65951e61984d32c59e4de834d5c 100644
--- a/src/heap/objects-visiting.h
+++ b/src/heap/objects-visiting.h
@@ -86,11 +86,11 @@ class StaticVisitorBase : public AllStatic {
 
   // Determine which specialized visitor should be used for given instance type
   // and instance type.
-  static VisitorId GetVisitorId(int instance_type, int instance_size,
-                                bool has_unboxed_fields);
+  static inline VisitorId GetVisitorId(int instance_type, int instance_size,

[vogelheim, 2017/06/21 10:18:02]

[Here & elsewhere] Could we use the V8_INLINE macro?

[jochen (gone - plz use gerrit), 2017/06/21 10:24:21]

V8_INLINE expands to __attribute__((always_inline)) - that might be acceptable,
but we should re-meassure the impact then

+                                       bool has_unboxed_fields);
 
   // Determine which specialized visitor should be used for given map.
-  static VisitorId GetVisitorId(Map* map);
+  static inline VisitorId GetVisitorId(Map* map);
 };