mojo leveldb: Get profile and leveldb connected to DOMStorageContext.

components/leveldb/leveldb_app.cc

Index: components/leveldb/leveldb_app.cc
diff --git a/components/leveldb/leveldb_app.cc b/components/leveldb/leveldb_app.cc
index 952d4f38444632a1ee5b1167a305b235802e2526..dd6fc6ff6bab898b29a3e71e1f9eb021914072b5 100644
--- a/components/leveldb/leveldb_app.cc
+++ b/components/leveldb/leveldb_app.cc
@@ -4,15 +4,31 @@
 
 #include "components/leveldb/leveldb_app.h"
 
+#include "base/bind.h"
+#include "base/message_loop/message_loop.h"
 #include "components/leveldb/leveldb_service_impl.h"
 #include "mojo/shell/public/cpp/connection.h"
 
 namespace leveldb {
 
-LevelDBApp::LevelDBApp() {}
+scoped_ptr<mojo::ShellClient> CreateLevelDBApp() {
+  return make_scoped_ptr(new LevelDBApp);
+}
+
+LevelDBApp::LevelDBApp()
+    : outstanding_bindings_(0) {
+  bindings_.set_connection_error_handler(
+      base::Bind(&LevelDBApp::OnConnectionError, base::Unretained(this)));
+}
 
 LevelDBApp::~LevelDBApp() {}
 
+void LevelDBApp::OnConnectionError() {
+  outstanding_bindings_--;
+  if (outstanding_bindings_ == 0)
+    base::MessageLoop::current()->QuitNow();
+}
+
 void LevelDBApp::Initialize(mojo::Connector* connector,
                             const std::string& url,
                             uint32_t id,
@@ -28,6 +44,7 @@ bool LevelDBApp::AcceptConnection(mojo::Connection* connection) {
 
 void LevelDBApp::Create(mojo::Connection* connection,
                         mojo::InterfaceRequest<LevelDBService> request) {
+  outstanding_bindings_++;
   bindings_.AddBinding(service_.get(), std::move(request));
 }