add tion comment to all function visitors

src/babel/transformation/transformers/es6/destructuring.js

@@ -55,7 +55,7 @@ export function ForOfStatement(node, parent, scope, file) {
 
 export { ForOfStatement as ForInStatement };
 
-export function Func(node, parent, scope, file) {
+export function Func/*tion*/(node, parent, scope, file) {
   var nodes = [];
 
   var hasDestructuring = false;

src/babel/transformation/transformers/es6/parameters.default.js

@@ -22,7 +22,7 @@ var iifeVisitor = {
   }
 };
 
-export function Func(node, parent, scope, file) {
+export function Func/*tion*/(node, parent, scope, file) {
   if (!hasDefaults(node)) return;
 
   t.ensureBlock(node);

src/babel/transformation/transformers/es6/parameters.rest.js

@@ -53,7 +53,7 @@ var hasRest = function (node) {
   return t.isRestElement(node.params[node.params.length - 1]);
 };
 
-export function Func(node, parent, scope, file) {
+export function Func/*tion*/(node, parent, scope, file) {
   if (!hasRest(node)) return;
 
   var restParam = node.params.pop();

src/babel/transformation/transformers/es6/tail-call.js

@@ -10,7 +10,7 @@ export var metadata = {
   group: "builtin-trailing"
 };
 
-export function Func(node, parent, scope, file) {
+export function Func/*tion*/(node, parent, scope, file) {
   if (node.generator || node.async) return;
   var tailCall = new TailCallTransformer(this, scope, file);
   tailCall.run();

src/babel/transformation/transformers/other/async-to-generator.js

@@ -7,7 +7,7 @@ export var metadata = {
   dependencies: ["es7.asyncFunctions", "es6.classes"]
 };
 
-export function Func(node, parent, scope, file) {
+export function Func/*tion*/(node, parent, scope, file) {
   if (!node.async || node.generator) return;
 
   return remapAsyncToGenerator(node, file.addHelper("async-to-generator"), scope);

src/babel/transformation/transformers/other/bluebird-coroutines.js

@@ -10,7 +10,7 @@ export var metadata = {
   dependencies: ["es7.asyncFunctions", "es6.classes"]
 };
 
-export function Func(node, parent, scope, file) {
+export function Func/*tion*/(node, parent, scope, file) {
   if (!node.async || node.generator) return;
 
   return remapAsyncToGenerator(

src/babel/transformation/transformers/other/flow.js

@@ -12,7 +12,7 @@ export function Class(node) {
   node.implements = null;
 }
 
-export function Func(node) {
+export function Func/*tion*/(node) {
   for (var i = 0; i < node.params.length; i++) {
     var param = node.params[i];
     param.optional = false;