Convert instant search messages to Mojo

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 b1dbc1a4469d51e668e51fd69e875a529cdd07f1..fc8f881233c7c21540dd172b012f349727725767 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -601,7 +601,7 @@ RenderFrameHostImpl::GetRemoteAssociatedInterfaces() {
     } else {
       // The channel may not be initialized in some tests environments. In this
       // case we set up a dummy interface provider.
-      mojo::GetDummyProxyForTesting(&remote_interfaces);
+      mojo::GetIsolatedProxy(&remote_interfaces);
     }
     remote_associated_interfaces_.reset(new AssociatedInterfaceProviderImpl(
         std::move(remote_interfaces)));