DevTools: allow reload while on a breakpoint: detach agent on navigation attempt.
BUG=16606

Review URL: http://codereview.chromium.org/149529

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@20480 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/renderer/render_view.cc b/chrome/renderer/render_view.cc
index 7bd7c28..abe0cde 100644
--- a/chrome/renderer/render_view.cc
+++ b/chrome/renderer/render_view.cc
@@ -635,6 +635,9 @@
   if (!webview())
     return;
 
+  if (devtools_agent_.get())
+    devtools_agent_->OnNavigate();
+
   child_process_logging::ScopedActiveURLSetter url_setter(params.url);
 
   AboutHandler::MaybeHandle(params.url);