[regexp] Create property on result for each named capture

src/heap-symbols.h

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_HEAP_SYMBOLS_H_
 #define V8_HEAP_SYMBOLS_H_
 
 #define INTERNALIZED_STRING_LIST(V)                                \
   V(anonymous_function_string, "(anonymous function)")             \
   V(anonymous_string, "anonymous")                                 \
@@ skipping 70 matching lines @@
   V(Float32x4_string, "Float32x4")                                 \
   V(function_string, "function")                                   \
   V(Function_string, "Function")                                   \
   V(Generator_string, "Generator")                                 \
   V(getOwnPropertyDescriptor_string, "getOwnPropertyDescriptor")   \
   V(getOwnPropertyDescriptors_string, "getOwnPropertyDescriptors") \
   V(getPrototypeOf_string, "getPrototypeOf")                       \
   V(get_string, "get")                                             \
   V(get_space_string, "get ")                                      \
   V(global_string, "global")                                       \
+  V(group_string, "group")                                         \
   V(has_string, "has")                                             \
   V(hour_string, "hour")                                           \
   V(ignoreCase_string, "ignoreCase")                               \
   V(illegal_access_string, "illegal access")                       \
   V(illegal_argument_string, "illegal argument")                   \
   V(index_string, "index")                                         \
   V(infinity_string, "Infinity")                                   \
   V(input_string, "input")                                         \
   V(int16x8_string, "int16x8")                                     \
   V(Int16x8_string, "Int16x8")                                     \
@@ skipping 156 matching lines @@
 // Well-Known Symbols are "Public" symbols, which have a bit set which causes
 // them to produce an undefined value when a load results in a failed access
 // check. Because this behaviour is not specified properly as of yet, it only
 // applies to a subset of spec-defined Well-Known Symbols.
 #define WELL_KNOWN_SYMBOL_LIST(V)                           \
   V(has_instance_symbol, Symbol.hasInstance)                \
   V(is_concat_spreadable_symbol, Symbol.isConcatSpreadable) \
   V(to_string_tag_symbol, Symbol.toStringTag)
 
 #endif  // V8_HEAP_SYMBOLS_H_