Attempt at a fix for ExtensionBrowserTest.MessagingContentScript.

chrome/browser/extensions/extension_browsertests_misc.cc

Index: chrome/browser/extensions/extension_browsertests_misc.cc
diff --git a/chrome/browser/extensions/extension_browsertests_misc.cc b/chrome/browser/extensions/extension_browsertests_misc.cc
index 88da761eb4d7e0102ca76aeff3a0b8dfa59226c1..b2efa999458c30c1d96e665aac4ece8f6c0ec578 100644
--- a/chrome/browser/extensions/extension_browsertests_misc.cc
+++ b/chrome/browser/extensions/extension_browsertests_misc.cc
@@ -393,7 +393,7 @@ IN_PROC_BROWSER_TEST_F(ExtensionBrowserTest, LastError) {
 
 #if defined(OS_WIN)  // TODO(port) - enable.
 // Tests that message passing between extensions and content scripts works.
-IN_PROC_BROWSER_TEST_F(ExtensionBrowserTest, DISABLED_MessagingContentScript) {
+IN_PROC_BROWSER_TEST_F(ExtensionBrowserTest, MessagingContentScript) {
   ASSERT_TRUE(LoadExtension(
       test_data_dir_.AppendASCII("good").AppendASCII("Extensions")
                     .AppendASCII("bjafgdebaacbbbecmhlhpofkepfkgcpa")