Improving error messages when adding properties to non JSObject receiver in

test/webkit/fast/js/basic-strict-mode-expected.txt

 # Copyright 2013 the V8 project authors. All rights reserved.
 # Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
 # are met:
 # 1.  Redistributions of source code must retain the above copyright
 #     notice, this list of conditions and the following disclaimer.
 # 2.  Redistributions in binary form must reproduce the above copyright
 #     notice, this list of conditions and the following disclaimer in the
@@ skipping 115 matching lines @@
 PASS 'use strict'; delete aDeletableProperty; threw exception SyntaxError: Delete of an unqualified identifier in strict mode..
 PASS (function(){'use strict'; delete aDeletableProperty;}) threw exception SyntaxError: Delete of an unqualified identifier in strict mode..
 PASS 'use strict'; (function (){ delete someDeclaredGlobal;}) threw exception SyntaxError: Delete of an unqualified identifier in strict mode..
 PASS (function(){'use strict'; (function (){ delete someDeclaredGlobal;})}) threw exception SyntaxError: Delete of an unqualified identifier in strict mode..
 PASS (function (){ 'use strict'; delete someDeclaredGlobal;}) threw exception SyntaxError: Delete of an unqualified identifier in strict mode..
 PASS (function(){(function (){ 'use strict'; delete someDeclaredGlobal;})}) threw exception SyntaxError: Delete of an unqualified identifier in strict mode..
 PASS 'use strict'; if (0) { someGlobal = 'Shouldn\'t be able to assign this.'; }; true; is true
 PASS 'use strict'; someGlobal = 'Shouldn\'t be able to assign this.';  threw exception ReferenceError: someGlobal is not defined.
 PASS 'use strict'; (function f(){ f = 'shouldn\'t be able to assign to function expression name'; })() threw exception TypeError: Assignment to constant variable..
 PASS 'use strict'; eval('var introducedVariable = "FAIL: variable introduced into containing scope";'); introducedVariable threw exception ReferenceError: introducedVariable is not defined.
-PASS 'use strict'; objectWithReadonlyProperty.prop = 'fail' threw exception TypeError: Cannot assign to read only property 'prop' of #<Object>.
+PASS 'use strict'; objectWithReadonlyProperty.prop = 'fail' threw exception TypeError: Cannot assign to read only property 'prop' of object '#<Object>'.
 PASS 'use strict'; delete objectWithReadonlyProperty.prop threw exception TypeError: Cannot delete property 'prop' of #<Object>.
 PASS 'use strict'; delete objectWithReadonlyProperty[readonlyPropName] threw exception TypeError: Cannot delete property 'prop' of #<Object>.
 PASS 'use strict'; ++eval threw exception SyntaxError: Unexpected eval or arguments in strict mode.
 PASS (function(){'use strict'; ++eval}) threw exception SyntaxError: Unexpected eval or arguments in strict mode.
 PASS 'use strict'; eval++ threw exception SyntaxError: Unexpected eval or arguments in strict mode.
 PASS (function(){'use strict'; eval++}) threw exception SyntaxError: Unexpected eval or arguments in strict mode.
 PASS 'use strict'; --eval threw exception SyntaxError: Unexpected eval or arguments in strict mode.
 PASS (function(){'use strict'; --eval}) threw exception SyntaxError: Unexpected eval or arguments in strict mode.
 PASS 'use strict'; eval-- threw exception SyntaxError: Unexpected eval or arguments in strict mode.
 PASS (function(){'use strict'; eval--}) threw exception SyntaxError: Unexpected eval or arguments in strict mode.
@@ skipping 83 matching lines @@
 PASS try { throw 1; } catch (e) { aGlobal = true; } is true
 PASS (function () { try { throw 1; } catch (e) { aGlobal = true; }})(); aGlobal; is true
 PASS (function () {try { throw 1; } catch (e) { aGlobal = true; }})(); aGlobal; is true
 FAIL String(Object.getOwnPropertyDescriptor((function() { "use strict"; }).__proto__, "caller").get) should be function () {
     [native code]
 }. Was function ThrowTypeError() { [native code] }.
 PASS successfullyParsed is true
 
 TEST COMPLETE