Update net::HttpUtil::IsSafeHeader() with two new headers

chrome/test/data/extensions/api_test/downloads/test.js

Index: chrome/test/data/extensions/api_test/downloads/test.js
diff --git a/chrome/test/data/extensions/api_test/downloads/test.js b/chrome/test/data/extensions/api_test/downloads/test.js
index 4d951911a5535baaf7e50301312d66a29203c1c2..7e9e8f9dbb7cd14f529f8d3fb1e9bdc4d88b4d51 100644
--- a/chrome/test/data/extensions/api_test/downloads/test.js
+++ b/chrome/test/data/extensions/api_test/downloads/test.js
@@ -694,25 +694,23 @@ chrome.test.getConfig(function(testConfig) {
           chrome.test.callbackFail(downloads.ERROR_GENERIC));
     },
 
-    // TODO(benjhayden): Find why these aren't caught by
-    // net::HttpUtil::IsSafeHeader().
-    // function downloadHeadersInvalid23() {
-    //   // Test that we disallow certain headers.
-    //   downloads.download(
-    //       {'url': SAFE_FAST_URL,
-    //        'headers': [{'name': 'Access-Control-Request-Headers',
-    //                     'value': 'evil'}]},
-    //       chrome.test.callbackFail(downloads.ERROR_GENERIC));
-    // },
+    function downloadHeadersInvalid23() {
+      // Test that we disallow certain headers.
+      downloads.download(
+          {'url': SAFE_FAST_URL,
+           'headers': [{'name': 'Access-Control-Request-Headers',
+                        'value': 'evil'}]},
+          chrome.test.callbackFail(downloads.ERROR_GENERIC));
+    },
 
-    // function downloadHeadersInvalid24() {
-    //   // Test that we disallow certain headers.
-    //   downloads.download(
-    //       {'url': SAFE_FAST_URL,
-    //        'headers': [{'name': 'Access-Control-Request-Method',
-    //                     'value': 'evil'}]},
-    //       chrome.test.callbackFail(downloads.ERROR_GENERIC));
-    // },
+    function downloadHeadersInvalid24() {
+      // Test that we disallow certain headers.
+      downloads.download(
+          {'url': SAFE_FAST_URL,
+           'headers': [{'name': 'Access-Control-Request-Method',
+                        'value': 'evil'}]},
+          chrome.test.callbackFail(downloads.ERROR_GENERIC));
+    },
 
     function downloadInterrupted() {
       // Test that cancel()ing an in-progress download causes its state to