Remove use_only_pure_views flag

chrome/browser/chromeos/notifications/notification_panel.cc

 // Copyright (c) 2011 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.
 
 // Draws the view for the balloons.
 
 #include "chrome/browser/chromeos/notifications/notification_panel.h"
 
 #include <algorithm>
 
@@ skipping 441 matching lines @@
     panel_widget_->Init(params);
     // Set minimum bounds so that it can grow freely.
     gtk_widget_set_size_request(GTK_WIDGET(panel_widget_->GetNativeView()),
                                 min_bounds_.width(), min_bounds_.height());
 
     views::NativeViewHost* native = new views::NativeViewHost();
     scroll_view_->SetContents(native);
 
     panel_widget_->SetContentsView(scroll_view_.get());
 
-#if defined(USE_ONLY_PURE_VIEWS)
+#if defined(USE_AURA) || defined(TOUCH_UI)
     native->AttachToView(balloon_container_.get());
 #else
     // Add the view port after scroll_view is attached to the panel widget.
     ViewportWidget* viewport_widget = new ViewportWidget(this);
     container_host_ = viewport_widget;
     container_host_->Init(
         views::Widget::InitParams(views::Widget::InitParams::TYPE_CONTROL));
     container_host_->SetContentsView(balloon_container_.get());
     // The window_contents_ is onwed by the Widget. Increase ref count
     // so that window_contents does not get deleted when detached.
@@ skipping 415 matching lines @@
                                   &origin);
   return rect.Contains(gfx::Rect(origin, view->size()));
 }
 
 
 bool NotificationPanelTester::IsActive(const BalloonViewImpl* view) const {
   return panel_->active_ == view;
 }
 
 }  // namespace chromeos