1 files changed, 3 insertions, 2 deletions
diff --git a/WebKit/chromium/src/WebDevToolsFrontendImpl.cpp b/WebKit/chromium/src/WebDevToolsFrontendImpl.cpp
index 905bc6d..ea59ab6 100644
--- a/WebKit/chromium/src/WebDevToolsFrontendImpl.cpp
+++ b/WebKit/chromium/src/WebDevToolsFrontendImpl.cpp
@@ -92,7 +92,6 @@ WebDevToolsFrontendImpl::WebDevToolsFrontendImpl(
     : m_webViewImpl(webViewImpl)
     , m_client(client)
     , m_applicationLocale(applicationLocale)
-    , m_loaded(false)
 {
     InspectorController* ic = m_webViewImpl->page()->inspectorController();
     ic->setInspectorFrontendClient(new InspectorFrontendClientImpl(m_webViewImpl->page(), m_client, this));
@@ -113,7 +112,9 @@ void WebDevToolsFrontendImpl::dispatchOnInspectorFrontend(const WebString& messa
     v8::Handle<v8::Context> frameContext = V8Proxy::context(frame->frame());
     v8::Context::Scope contextScope(frameContext);
     v8::Handle<v8::Value> dispatchFunction = frameContext->Global()->Get(v8::String::New("WebInspector_syncDispatch"));
-    ASSERT(dispatchFunction->IsFunction());
+     // The frame might have navigated away from the front-end page (which is still weird).
+    if (!dispatchFunction->IsFunction())
+        return;
     v8::Handle<v8::Function> function = v8::Handle<v8::Function>::Cast(dispatchFunction);
     Vector< v8::Handle<v8::Value> > args;
     args.append(ToV8String(message));