Files.app: Provide detailed change information on onDirectoryChanged event

chrome/browser/chromeos/drive/change_list_loader.cc

 // 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.
 
 #include "chrome/browser/chromeos/drive/change_list_loader.h"
 
 #include <set>
 
 #include "base/callback.h"
 #include "base/callback_helpers.h"
@@ skipping 505 matching lines @@
     const base::Time& start_time,
     FileError error) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   const base::TimeDelta elapsed = base::Time::Now() - start_time;
   logger_->Log(logging::LOG_INFO,
                "Change lists applied (elapsed time: %sms)",
                base::Int64ToString(elapsed.InMilliseconds()).c_str());
 
   if (should_notify_changed_directories) {
-    for (std::set<base::FilePath>::iterator dir_iter =
-            change_list_processor->changed_dirs().begin();
-        dir_iter != change_list_processor->changed_dirs().end();
-        ++dir_iter) {
-      FOR_EACH_OBSERVER(ChangeListLoaderObserver, observers_,
-                        OnDirectoryChanged(*dir_iter));
-    }
+    FOR_EACH_OBSERVER(
+        ChangeListLoaderObserver,
+        observers_,
+        OnDirectoryChanged(change_list_processor->changed_files()));
   }
 
   OnChangeListLoadComplete(error);
 
   FOR_EACH_OBSERVER(ChangeListLoaderObserver,
                     observers_,
                     OnLoadFromServerComplete());
 }
 
 }  // namespace internal
 }  // namespace drive