Add a check to the registry before the intent infobar is shown.

chrome/browser/webdata/web_intents_table.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_WEBDATA_WEB_INTENTS_TABLE_H_
 #define CHROME_BROWSER_WEBDATA_WEB_INTENTS_TABLE_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 29 matching lines @@
 
   // Adds a web intent service to the WebIntents table.
   // If |service| already exists, replaces it.
   bool SetWebIntentService(const webkit_glue::WebIntentServiceData& service);
 
   // Retrieve all |services| from WebIntents table that match |action|.
   bool GetWebIntentServices(
       const string16& action,
       std::vector<webkit_glue::WebIntentServiceData>* services);
 
+  // Retrieves all |services| from WebIntents table that match |service_url|.
+  bool GetWebIntentServicesForURL(
+      const string16& service_url,
+      std::vector<webkit_glue::WebIntentServiceData>* services);
+
   // Retrieve all |services| from WebIntents table.
   bool GetAllWebIntentServices(
       std::vector<webkit_glue::WebIntentServiceData>* services);
 
   // Removes |service| from WebIntents table - must match all parameters
   // exactly.
   bool RemoveWebIntentService(const webkit_glue::WebIntentServiceData& service);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(WebIntentsTable);
 };
 
 #endif  // CHROME_BROWSER_WEBDATA_WEB_INTENTS_TABLE_H_