Strict mode poison pills for function.caller and function.arguments

src/contexts.h

Index: src/contexts.h
diff --git a/src/contexts.h b/src/contexts.h
index d0d54d1bd2ab2a3c0a641e5426f031baf0f99710..47bba2e7b7162835a0280681b13b648ce0483e8d 100644
--- a/src/contexts.h
+++ b/src/contexts.h
@@ -78,8 +78,13 @@ enum ContextLookupFlags {
   V(INSTANTIATE_FUN_INDEX, JSFunction, instantiate_fun) \
   V(CONFIGURE_INSTANCE_FUN_INDEX, JSFunction, configure_instance_fun) \
   V(FUNCTION_MAP_INDEX, Map, function_map) \
+  V(STRICT_MODE_FUNCTION_MAP_INDEX, Map, strict_mode_function_map) \
   V(FUNCTION_WITHOUT_PROTOTYPE_MAP_INDEX, Map, function_without_prototype_map) \
+  V(STRICT_MODE_FUNCTION_WITHOUT_PROTOTYPE_MAP_INDEX, Map, \
+    strict_mode_function_without_prototype_map) \
   V(FUNCTION_INSTANCE_MAP_INDEX, Map, function_instance_map) \
+  V(STRICT_MODE_FUNCTION_INSTANCE_MAP_INDEX, Map, \
+    strict_mode_function_instance_map) \
   V(JS_ARRAY_MAP_INDEX, Map, js_array_map)\
   V(REGEXP_RESULT_MAP_INDEX, Map, regexp_result_map)\
   V(ARGUMENTS_BOILERPLATE_INDEX, JSObject, arguments_boilerplate) \
@@ -185,8 +190,11 @@ class Context: public FixedArray {
     JS_ARRAY_MAP_INDEX,
     REGEXP_RESULT_MAP_INDEX,
     FUNCTION_MAP_INDEX,
+    STRICT_MODE_FUNCTION_MAP_INDEX,
     FUNCTION_WITHOUT_PROTOTYPE_MAP_INDEX,
+    STRICT_MODE_FUNCTION_WITHOUT_PROTOTYPE_MAP_INDEX,
     FUNCTION_INSTANCE_MAP_INDEX,
+    STRICT_MODE_FUNCTION_INSTANCE_MAP_INDEX,
     INITIAL_OBJECT_PROTOTYPE_INDEX,
     BOOLEAN_FUNCTION_INDEX,
     NUMBER_FUNCTION_INDEX,