Show device attach web intent picker dialog only if we have registered services.

chrome/browser/intents/device_attached_intent_source.h

 // Copyright (c) 2012 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_INTENTS_DEVICE_ATTACHED_INTENT_SOURCE_H_
 #define CHROME_BROWSER_INTENTS_DEVICE_ATTACHED_INTENT_SOURCE_H_
 
 #include "base/system_monitor/system_monitor.h"
 
 class Browser;
@@ skipping 16 matching lines @@
                              content::WebContentsDelegate* delegate);
   virtual ~DeviceAttachedIntentSource();
 
   // base::SystemMonitor::DevicesChangedObserver implementation.
   virtual void OnMediaDeviceAttached(
       const std::string& id,
       const string16& name,
       base::SystemMonitor::MediaDeviceType type,
       const FilePath::StringType& location) OVERRIDE;
 
+  void DispatchIntentsForService(

[James Hawkins, 2012/08/03 17:44:59]

nit: Document method.

[kmadhusu, 2012/08/04 01:14:47]

Done.

+      const string16& action,
+      const string16& intent_type,
+      base::SystemMonitor::MediaDeviceType device_type,
+      const FilePath& device_path);

[groby-ooo-7-16, 2012/08/03 17:37:20]

nit: Please forward-declare FilePath - IWYU

[Lei Zhang, 2012/08/03 21:57:17]

Actually we can't because we use FilePath::StringType above.

[kmadhusu, 2012/08/04 01:14:47]

Done.

+
  private:
   // Weak pointer to browser to which intents will be dispatched.
   Browser* browser_;
   content::WebContentsDelegate* delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(DeviceAttachedIntentSource);
 };
 
 #endif  // CHROME_BROWSER_INTENTS_DEVICE_ATTACHED_INTENT_SOURCE_H_