Drop obsolete ES6 TODOs about activating extended mode.

R=ulan@chromium.org

Review URL: https://codereview.chromium.org/338363002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21877 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

test/mjsunit/harmony/block-conflicts.js

@@ -29,7 +29,6 @@
 
 // Test for conflicting variable bindings.
 
-// TODO(ES6): properly activate extended mode
 "use strict";
 
 function CheckException(e) {

test/mjsunit/harmony/block-const-assign.js

@@ -30,9 +30,8 @@
 // Test that we throw early syntax errors in harmony mode
 // when using an immutable binding in an assigment or with
 // prefix/postfix decrement/increment operators.
-// TODO(ES6): properly activate extended mode
-"use strict";
 
+"use strict";
 
 // Function local const.
 function constDecl0(use) {

test/mjsunit/harmony/block-for.js

@@ -27,7 +27,6 @@
 
 // Flags: --harmony-scoping
 
-// TODO(ES6): properly activate extended mode
 "use strict";
 
 function props(x) {
@@ -93,7 +92,6 @@ assertEquals('ab', result);
 
 // Check that there is exactly one variable without initializer
 // in a for-in statement with let variables.
-// TODO(ES6): properly activate extended mode
 assertThrows("function foo() { 'use strict'; for (let in {}) { } }", SyntaxError);
 assertThrows("function foo() { 'use strict'; for (let x = 3 in {}) { } }", SyntaxError);
 assertThrows("function foo() { 'use strict'; for (let x, y in {}) { } }", SyntaxError);

test/mjsunit/harmony/block-leave.js

@@ -27,7 +27,6 @@
 
 // Flags: --harmony-scoping
 
-// TODO(ES6): properly activate extended mode
 "use strict";
 
 // We want to test the context chain shape.  In each of the tests cases

test/mjsunit/harmony/block-let-crankshaft.js

@@ -27,7 +27,6 @@
 
 // Flags: --harmony-scoping --allow-natives-syntax
 
-// TODO(ES6): properly activate extended mode
 "use strict";
 
 // Check that the following functions are optimizable.

test/mjsunit/harmony/block-let-declaration.js

@@ -28,7 +28,7 @@
 // Flags: --harmony-scoping
 
 // Test let declarations in various settings.
-// TODO(ES6): properly activate extended mode
+
 "use strict";
 
 // Global

test/mjsunit/harmony/block-let-semantics.js

@@ -27,7 +27,6 @@
 
 // Flags: --harmony-scoping
 
-// TODO(ES6): properly activate extended mode
 "use strict";
 
 // Test temporal dead zone semantics of let bound variables in

test/mjsunit/harmony/debug-blockscopes.js

@@ -29,7 +29,6 @@
 // The functions used for testing backtraces. They are at the top to make the
 // testing of source line/column easier.
 
-// TODO(ES6): properly activate extended mode
 "use strict";
 
 // Get the Debug object exposed from the debug context global object.

test/mjsunit/harmony/debug-evaluate-blockscopes.js

@@ -30,7 +30,6 @@
 // Test debug evaluation for functions without local context, but with
 // nested catch contexts.
 
-// TODO(ES6): properly activate extended mode
 "use strict";
 
 var x;