Rename IS_SPEC_OBJECT macro to IS_RECEIVER.

src/js/macros.py

 # Copyright 2006-2009 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 102 matching lines @@
 macro IS_SCRIPT(arg)            = (%_ClassOf(arg) === 'Script');
 macro IS_GLOBAL(arg)            = (%_ClassOf(arg) === 'global');
 macro IS_ARRAYBUFFER(arg)       = (%_ClassOf(arg) === 'ArrayBuffer');
 macro IS_DATAVIEW(arg)          = (%_ClassOf(arg) === 'DataView');
 macro IS_SHAREDARRAYBUFFER(arg) = (%_ClassOf(arg) === 'SharedArrayBuffer');
 macro IS_GENERATOR(arg)         = (%_ClassOf(arg) === 'Generator');
 macro IS_SET_ITERATOR(arg)      = (%_ClassOf(arg) === 'Set Iterator');
 macro IS_MAP_ITERATOR(arg)      = (%_ClassOf(arg) === 'Map Iterator');
 macro IS_STRONG(arg)            = (%IsStrong(arg));
 
-# Macro for ECMAScript 5 queries of the type:
-# "Type(O) is object."
-# This is the same as being either a function or an object in V8 terminology
-# (including proxies).
-# In addition, an undetectable object is also included by this.
-macro IS_SPEC_OBJECT(arg)   = (%_IsJSReceiver(arg));
+# Macro for ES queries of the type: "Type(O) is Object."
+macro IS_RECEIVER(arg) = (%_IsJSReceiver(arg));
 
-# Macro for ECMAScript 5 queries of the type:
-# "IsCallable(O)"
+# Macro for ES queries of the type: "IsCallable(O)"
 macro IS_CALLABLE(arg) = (typeof(arg) === 'function');
 
 # Macro for ES6 CheckObjectCoercible
 # Will throw a TypeError of the form "[functionName] called on null or undefined".
 macro CHECK_OBJECT_COERCIBLE(arg, functionName) = if (IS_NULL(%IS_VAR(arg)) || IS_UNDEFINED(arg)) throw MakeTypeError(kCalledOnNullOrUndefined, functionName);
 
 # Indices in bound function info retrieved by %BoundFunctionGetBindings(...).
 define kBoundFunctionIndex = 0;
 define kBoundThisIndex = 1;
 define kBoundArgumentsStartIndex = 2;
@@ skipping 169 matching lines @@
 # Must match OrderedHashTable::kNotFound.
 define NOT_FOUND = -1;
 
 # Check whether debug is active.
 define DEBUG_IS_ACTIVE = (%_DebugIsActive() != 0);
 macro DEBUG_PREPARE_STEP_IN_IF_STEPPING(function) = if (%_DebugIsActive() != 0) %DebugPrepareStepInIfStepping(function);
 
 # SharedFlag equivalents
 define kNotShared = false;
 define kShared = true;