Move shell service to toplevel shell namespace

content/public/test/test_mojo_app.cc

Index: content/public/test/test_mojo_app.cc
diff --git a/content/public/test/test_mojo_app.cc b/content/public/test/test_mojo_app.cc
index ecd516f10a3288693159e595e29ee7b71dbe0399..c3e6498333a8fee84f5b5a4d3e7172de13bfed54 100644
--- a/content/public/test/test_mojo_app.cc
+++ b/content/public/test/test_mojo_app.cc
@@ -21,14 +21,14 @@ TestMojoApp::TestMojoApp() : service_binding_(this) {
 TestMojoApp::~TestMojoApp() {
 }
 
-bool TestMojoApp::AcceptConnection(mojo::Connection* connection) {
+bool TestMojoApp::AcceptConnection(shell::Connection* connection) {
   requestor_name_ = connection->GetRemoteIdentity().name();
   connection->AddInterface<mojom::TestMojoService>(this);
   return true;
 }
 
 void TestMojoApp::Create(
-    mojo::Connection* connection,
+    shell::Connection* connection,
     mojo::InterfaceRequest<mojom::TestMojoService> request) {
   DCHECK(!service_binding_.is_bound());
   service_binding_.Bind(std::move(request));