contacts: Add ContactManagerInterface::GetWeakPtr().

chrome/browser/chromeos/contacts/google_contact_store.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/contacts/google_contact_store.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/file_path.h"
@@ skipping 287 matching lines @@
   scoped_ptr<ContactPointers> contacts_to_save_to_db(new ContactPointers);
   if (db_) {
     for (size_t i = 0; i < updated_contacts->size(); ++i)
       contacts_to_save_to_db->push_back((*updated_contacts)[i]);
   }
   bool got_updates = !updated_contacts->empty();
 
   MergeContacts(is_full_update, updated_contacts.Pass());
   last_successful_update_start_time_ = update_start_time;
 
-  if (is_full_update || got_updates > 0) {
+  if (is_full_update || got_updates) {
     FOR_EACH_OBSERVER(ContactStoreObserver,
                       observers_,
                       OnContactsUpdated(this));
   }
 
   if (db_) {
+    // Even if this was an incremental update and we didn't get any updated
+    // contacts, we still want to write updated metadata containing
+    // |update_start_time|.
     VLOG(1) << "Saving " << contacts_to_save_to_db->size() << " contact(s) to "
-            << "database as " << (is_full_update ? "full" : "partial")
+            << "database as " << (is_full_update ? "full" : "incremental")
             << " update";
     scoped_ptr<UpdateMetadata> metadata(new UpdateMetadata);
     metadata->set_last_update_start_time(update_start_time.ToInternalValue());
     db_->SaveContacts(
         contacts_to_save_to_db.Pass(),
         metadata.Pass(),
         is_full_update,
         base::Bind(&GoogleContactStore::OnDatabaseContactsSaved,
                    weak_ptr_factory_.GetWeakPtr()));
 
@@ skipping 73 matching lines @@
   return gdata::util::IsGDataAvailable(profile);
 }
 
 ContactStore* GoogleContactStoreFactory::CreateContactStore(Profile* profile) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   DCHECK(CanCreateContactStoreForProfile(profile));
   return new GoogleContactStore(profile);
 }
 
 }  // namespace contacts