Change NodeArray to have a hasTrailingComma property instead of an OmittedExpression

tests/baselines/reference/castExpressionParentheses.js

@@ -43,7 +43,7 @@ new (<any>A());
 // parentheses should be omitted
 // literals
 { a: 0 };
-[1, 3, ];
+[1, 3,];
 "string";
 23.0;
 /regexp/g;

tests/baselines/reference/emptyExpr.js

@@ -2,4 +2,4 @@
 [{},]
 
 //// [emptyExpr.js]
-[{}, ];
+[{},];

tests/baselines/reference/parserArrayLiteralExpression10.js

@@ -2,4 +2,4 @@
 var v = [1,1,];
 
 //// [parserArrayLiteralExpression10.js]
-var v = [1, 1, ];
+var v = [1, 1,];

tests/baselines/reference/parserArrayLiteralExpression15.js

@@ -2,4 +2,4 @@
 var v = [,,1,1,,1,,1,1,,1,];
 
 //// [parserArrayLiteralExpression15.js]
-var v = [, , 1, 1, , 1, , 1, 1, , 1, ];
+var v = [, , 1, 1, , 1, , 1, 1, , 1,];

tests/baselines/reference/parserArrayLiteralExpression2.js

@@ -2,4 +2,4 @@
 var v = [,];
 
 //// [parserArrayLiteralExpression2.js]
-var v = [, ];
+var v = [,];

tests/baselines/reference/parserArrayLiteralExpression3.js

@@ -2,4 +2,4 @@
 var v = [,,];
 
 //// [parserArrayLiteralExpression3.js]
-var v = [, , ];
+var v = [, ,];

tests/baselines/reference/parserArrayLiteralExpression4.js

@@ -2,4 +2,4 @@
 var v = [,,,];
 
 //// [parserArrayLiteralExpression4.js]
-var v = [, , , ];
+var v = [, , ,];

tests/baselines/reference/parserArrayLiteralExpression7.js

@@ -2,4 +2,4 @@
 var v = [1,];
 
 //// [parserArrayLiteralExpression7.js]
-var v = [1, ];
+var v = [1,];

tests/baselines/reference/parserArrayLiteralExpression8.js

@@ -2,4 +2,4 @@
 var v = [,1,];
 
 //// [parserArrayLiteralExpression8.js]
-var v = [, 1, ];
+var v = [, 1,];

tests/baselines/reference/trailingCommaInHeterogenousArrayLiteral1.js

@@ -17,7 +17,7 @@ var arrTest = (function () {
     };
     arrTest.prototype.callTest = function () {
         // these two should give the same error
-        this.test([1, 2, "hi", 5, ]);
+        this.test([1, 2, "hi", 5,]);
         this.test([1, 2, "hi", 5]);
     };
     return arrTest;

tests/baselines/reference/trailingCommasES3.js

@@ -18,8 +18,8 @@ var o2 = { a: 1, b: 2 };
 var o3 = { a: 1 };
 var o4 = {};
 var a1 = [1, 2];
-var a2 = [1, 2, ];
-var a3 = [1, ];
+var a2 = [1, 2,];
+var a3 = [1,];
 var a4 = [];
-var a5 = [1, , ];
-var a6 = [, , ];
+var a5 = [1, ,];
+var a6 = [, ,];

tests/baselines/reference/trailingCommasES5.js

@@ -14,12 +14,12 @@ var a6 = [, , ];
 
 //// [trailingCommasES5.js]
 var o1 = { a: 1, b: 2 };
-var o2 = { a: 1, b: 2,  };
-var o3 = { a: 1,  };
+var o2 = { a: 1, b: 2, };
+var o3 = { a: 1, };
 var o4 = {};
 var a1 = [1, 2];
-var a2 = [1, 2, ];
-var a3 = [1, ];
+var a2 = [1, 2,];
+var a3 = [1,];
 var a4 = [];
-var a5 = [1, , ];
-var a6 = [, , ];
+var a5 = [1, ,];
+var a6 = [, ,];