Fix RenderFrameHost's Mojo objects not being recreated after a process crash.

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index f1770ffec0e8af3d51c9621d723bd1ba0e3b081d..57009414578d92ce6456356a77f4e62ae854c4c2 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -916,10 +916,12 @@ void RenderFrameHostImpl::SetRenderFrameCreated(bool created) {
   // If the current status is different than the new status, the delegate
   // needs to be notified.
   if (delegate_ && (created != was_created)) {
-    if (created)
+    if (created) {
+      SetUpMojoIfNeeded();
       delegate_->RenderFrameCreated(this);
-    else
+    } else {
       delegate_->RenderFrameDeleted(this);
+    }
   }
 
   if (created && render_widget_host_)