Allow building without notification support.

content/renderer/render_view_impl.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.
 
 #include "content/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 #include <string>
 #include <vector>
@@ skipping 343 matching lines @@
   if (counter) {
     shared_popup_counter_ = counter;
     shared_popup_counter_->data++;
     decrement_shared_popup_at_destruction_ = true;
   } else {
     shared_popup_counter_ = new SharedRenderViewCounter(0);
     decrement_shared_popup_at_destruction_ = false;
   }
 
   intents_dispatcher_ = new IntentsDispatcher(this);
+
+#if defined(ENABLE_NOTIFICATIONS)
   notification_provider_ = new NotificationProvider(this);
+#else
+  notification_provider_ = NULL;
+#endif
 
   RenderThread::Get()->AddRoute(routing_id_, this);
   // Take a reference on behalf of the RenderThread.  This will be balanced
   // when we receive ViewMsg_ClosePage.
   AddRef();
 
   // If this is a popup, we must wait for the CreatingNew_ACK message before
   // completing initialization.  Otherwise, we can finish it now.
   if (opener_id == MSG_ROUTING_NONE) {
     did_show_ = true;
@@ skipping 4292 matching lines @@
   return webview()->settings()->useThreadedCompositor();
 }
 
 void RenderViewImpl::OnJavaBridgeInit(
     const IPC::ChannelHandle& channel_handle) {
   DCHECK(!java_bridge_dispatcher_.get());
 #if defined(ENABLE_JAVA_BRIDGE)
   java_bridge_dispatcher_.reset(new JavaBridgeDispatcher(this, channel_handle));
 #endif
 }