Remove some InterfacePtr<> methods which directly deal with message pipe handles.

shell/application_manager/application_manager.cc

Index: shell/application_manager/application_manager.cc
diff --git a/shell/application_manager/application_manager.cc b/shell/application_manager/application_manager.cc
index 4973827f959919aca466475aa10c986e0b632486..e1a6125138500301fc0fb08209ac48dafa7e73b2 100644
--- a/shell/application_manager/application_manager.cc
+++ b/shell/application_manager/application_manager.cc
@@ -57,7 +57,8 @@ class ApplicationManager::ContentHandlerConnection : public mojo::ErrorHandler {
                                   mojo::GetProxy(&services), nullptr,
                                   base::Closure());
     mojo::MessagePipe pipe;
-    content_handler_.Bind(pipe.handle0.Pass());
+    content_handler_.Bind(
+        mojo::InterfacePtrInfo<mojo::ContentHandler>(pipe.handle0.Pass(), 0u));
     services->ConnectToService(mojo::ContentHandler::Name_,
                                pipe.handle1.Pass());
     content_handler_.set_error_handler(this);