Upstream version 11.39.250.0

[platform/framework/web/crosswalk.git] / src / content / browser / speech / speech_recognition_dispatcher_host.cc

diff --git a/src/content/browser/speech/speech_recognition_dispatcher_host.cc b/src/content/browser/speech/speech_recognition_dispatcher_host.cc
index 1942a50..4a90ba6 100644 (file)
--- a/src/content/browser/speech/speech_recognition_dispatcher_host.cc
+++ b/src/content/browser/speech/speech_recognition_dispatcher_host.cc
@@ -88,6 +88,12 @@ void SpeechRecognitionDispatcherHost::OnStartRequest(
   int embedder_render_view_id = MSG_ROUTING_NONE;
   RenderViewHostImpl* render_view_host =
       RenderViewHostImpl::FromID(render_process_id_, params.render_view_id);
+  if (!render_view_host) {
+    // RVH can be null if the tab was closed while continuous mode speech
+    // recognition was running. This seems to happen on mac.
+    LOG(WARNING) << "SRDH::OnStartRequest, RenderViewHost does not exist";
+    return;
+  }
   WebContentsImpl* web_contents = static_cast<WebContentsImpl*>(
       WebContents::FromRenderViewHost(render_view_host));
   BrowserPluginGuest* guest = web_contents->GetBrowserPluginGuest();