Allow extension APIs to be compiled out.

chrome/browser/extensions/app_notify_channel_ui.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/extensions/app_notify_channel_ui.h"
 
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/infobars/infobar_tab_helper.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sync/profile_sync_service.h"
@@ skipping 117 matching lines @@
 void AppNotifyChannelUIImpl::OnInfoBarResult(bool accepted) {
   if (accepted) {
     StartObservingSync();
     LoginUIServiceFactory::GetForProfile(profile_)->ShowLoginUI(true);
   } else {
     delegate_->OnSyncSetupResult(false);
   }
 }
 
 void AppNotifyChannelUIImpl::OnStateChanged() {
+#if !defined(OS_ANDROID)
   ProfileSyncService* sync_service =
       ProfileSyncServiceFactory::GetInstance()->GetForProfile(profile_);
   LoginUIService* login_service =
       LoginUIServiceFactory::GetForProfile(profile_);
 
   bool wizard_visible = (login_service->current_login_ui() != NULL);
   // ProfileSyncService raises OnStateChanged many times. Even multiple
   // times before the wizard actually becomes visible for the first time.
   // So we have to wait for the wizard to become visible once and then we
   // wait for it to get dismissed.
   bool finished = wizard_shown_to_user_ && !wizard_visible;
   if (wizard_visible)
     wizard_shown_to_user_ = true;
 
   if (finished) {
     StopObservingSync();
     delegate_->OnSyncSetupResult(sync_service->HasSyncSetupCompleted());
   }
+#endif  // !defined(OS_ANDROID)
 }
 
 void AppNotifyChannelUIImpl::StartObservingSync() {
   CHECK(!observing_sync_);
   observing_sync_ = true;
   ProfileSyncServiceFactory::GetInstance()->GetForProfile(
       profile_)->AddObserver(this);
 }
 
 void AppNotifyChannelUIImpl::StopObservingSync() {
   CHECK(observing_sync_);
   observing_sync_ = false;
   ProfileSyncServiceFactory::GetInstance()->GetForProfile(
       profile_)->RemoveObserver(this);
 }