(Try 2) InstantExtended: remove dead code related to the non-cacheable NTP.

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 fe32f7ea234e7da09e27fe0b919b3ad335d2e823..a22ca0876887359a87cdb41d8b0f8e6b22292676 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -3655,9 +3655,6 @@ Make sure you do not expose any sensitive information.
       <message name="IDS_TASK_MANAGER_NOTIFICATION_PREFIX" desc="The prefix for a Desktop Notification in the Task Manager">
         Notification: <ph name="NOTIFICATION_NAME">$1<ex>http://www.domain.com</ex></ph>
       </message>
-      <message name="IDS_TASK_MANAGER_INSTANT_OVERLAY_PREFIX" desc="The prefix for an Instant overlay in the Task Manager">
-        Instant: <ph name="INSTANT_OVERLAY_NAME">$1<ex>http://www.google.com/</ex></ph>
-      </message>
       <message name="IDS_TASK_MANAGER_WEBVIEW_TAG_PREFIX" desc="The prefix for a guest page loaded in webview tag in the Task Manager">
         Webview: <ph name="WEBVIEW_TAG_NAME">$1<ex>Google</ex></ph>
       </message>