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 aad49e2882cd472f320252d7ffee99d56b3256a5..ac2855fa32f357093b8fc63b0f30589d8ad00792 100644
--- a/components/leveldb/leveldb_app.cc
+++ b/components/leveldb/leveldb_app.cc
@@ -4,6 +4,7 @@
 
 #include "components/leveldb/leveldb_app.h"
 
+#include "base/message_loop/message_loop.h"
 #include "components/leveldb/leveldb_service_impl.h"
 #include "mojo/shell/public/cpp/connection.h"
 
@@ -17,7 +18,6 @@ void LevelDBApp::Initialize(mojo::Connector* connector,
                             const mojo::Identity& identity,
                             uint32_t id) {
   tracing_.Initialize(connector, identity.name());
-  service_.reset(new LevelDBServiceImpl);
 }
 
 bool LevelDBApp::AcceptConnection(mojo::Connection* connection) {
@@ -31,7 +31,9 @@ void LevelDBApp::ShellConnectionLost() {
 }
 
 void LevelDBApp::Create(mojo::Connection* connection,
-                        mojo::InterfaceRequest<LevelDBService> request) {
+                        leveldb::LevelDBServiceRequest request) {
+  if (!service_)
+    service_.reset(new LevelDBServiceImpl);
   bindings_.AddBinding(service_.get(), std::move(request));
 }