Add JavaScript Harmony flag to chrome://flags

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 2374b1ea452513d2bf6d50dbd290d345de2acfbf..d5deb676588295a8eb0cb9fd55093669403f76e3 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -4987,6 +4987,13 @@ Keep your key file in a safe place. You will need it to create new versions of y
       <message name="IDS_FLAGS_ENABLE_GAMEPAD_DESCRIPTION" desc="Description for the flag to enable gamepad support.">
         This API allows web applications to access data from gamepad devices connected to the system.
       </message>
+      <message name="IDS_FLAGS_ENABLE_JAVASCRIPT_HARMONY_NAME" desc="Title for the flag to enable JavaScript Harmony features.">
+        Enable Experimental JavaScript
+      </message>
+      <message name="IDS_FLAGS_ENABLE_JAVASCRIPT_HARMONY_DESCRIPTION" desc="Description for the flag to enable JavaScript Harmony features.">
+        Enable web pages to use experimental JavaScript features.
+      </message>
+
 
       <!-- Crashes -->
       <message name="IDS_CRASHES_TITLE" desc="Title for the chrome://crashes page.">