Not store autocomplete entries in DB for forms submitted using javascript....

chrome/browser/autocomplete_history_manager.cc

Index: chrome/browser/autocomplete_history_manager.cc
===================================================================
--- chrome/browser/autocomplete_history_manager.cc	(revision 55354)
+++ chrome/browser/autocomplete_history_manager.cc	(working copy)
@@ -150,6 +150,10 @@
   if (profile_->IsOffTheRecord())
     return;
 
+  // Don't save data that was submitted through JavaScript.
+  if (!form.user_submitted)
+    return;
+
   // We put the following restriction on stored FormFields:
   //  - non-empty name
   //  - non-empty value