sync: don't allow NULL profile in ProfileSyncService and friends

chrome/browser/sync/profile_sync_service_unittest.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 "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
 #include "base/values.h"
@@ skipping 177 matching lines @@
   EXPECT_TRUE(
       service_->sync_service_url().spec() ==
         ProfileSyncService::kSyncServerUrl ||
       service_->sync_service_url().spec() ==
         ProfileSyncService::kDevServerUrl);
 }
 
 // Tests that the sync service doesn't forget to notify observers about
 // setup state.
 TEST(ProfileSyncServiceTestBasic, SetupInProgress) {
+  scoped_ptr<TestingProfile> profile(new TestingProfile());
   ProfileSyncService service(
-      NULL, NULL, NULL, NULL, ProfileSyncService::MANUAL_START);
+      NULL, profile.get(), NULL, NULL,
+      ProfileSyncService::MANUAL_START);
   TestProfileSyncServiceObserver observer(&service);
   service.AddObserver(&observer);
   service.SetSetupInProgress(true);
   EXPECT_TRUE(observer.first_setup_in_progress());
   service.SetSetupInProgress(false);
   EXPECT_FALSE(observer.first_setup_in_progress());
   service.RemoveObserver(&observer);
 }
 
 TEST_F(ProfileSyncServiceTest, DisabledByPolicy) {
@@ skipping 304 matching lines @@
   EXPECT_TRUE(token_status.next_token_request_time.is_null());
 
   // Simulate successful connection.
   service_->OnConnectionStatusChange(syncer::CONNECTION_OK);
   token_status = service_->GetSyncTokenStatus();
   EXPECT_EQ(syncer::CONNECTION_OK, token_status.connection_status);
 }
 
 }  // namespace
 }  // namespace browser_sync