Convert SerialDeviceInfo to a Mojo struct.

chrome/browser/extensions/api/serial/serial_api.cc

Index: chrome/browser/extensions/api/serial/serial_api.cc
diff --git a/chrome/browser/extensions/api/serial/serial_api.cc b/chrome/browser/extensions/api/serial/serial_api.cc
index 827ce2b1eefd0817422e1acdc22793605c637ec3..eae97c1ae9ce636bc8f6f58810e2cce6163eecad 100644
--- a/chrome/browser/extensions/api/serial/serial_api.cc
+++ b/chrome/browser/extensions/api/serial/serial_api.cc
@@ -85,27 +85,11 @@ bool SerialGetDevicesFunction::Prepare() {
 void SerialGetDevicesFunction::Work() {
   DCHECK_CURRENTLY_ON(BrowserThread::FILE);
 
-  device::SerialDeviceInfoList devices;
   scoped_ptr<device::SerialDeviceEnumerator> enumerator =
       device::SerialDeviceEnumerator::Create();
-  enumerator->GetDevices(&devices);
-
-  std::vector<linked_ptr<serial::DeviceInfo> > out_devices;
-  for (device::SerialDeviceInfoList::const_iterator iter = devices.begin();
-       iter != devices.end();
-       ++iter) {
-    linked_ptr<device::SerialDeviceInfo> device = *iter;
-    linked_ptr<serial::DeviceInfo> info(new serial::DeviceInfo);
-    info->path = device->path;
-    if (device->vendor_id)
-      info->vendor_id.reset(new int(static_cast<int>(*device->vendor_id)));
-    if (device->product_id)
-      info->product_id.reset(new int(static_cast<int>(*device->product_id)));
-    info->display_name.reset(device->display_name.release());
-    out_devices.push_back(info);
-  }
-
-  results_ = serial::GetDevices::Results::Create(out_devices);
+  mojo::Array<device::SerialDeviceInfoPtr> devices = enumerator->GetDevices();
+  results_ = serial::GetDevices::Results::Create(
+      devices.To<std::vector<linked_ptr<serial::DeviceInfo> > >());
 }
 
 SerialConnectFunction::SerialConnectFunction() {}
@@ -425,3 +409,24 @@ void SerialSetControlSignalsFunction::Work() {
 }  // namespace api
 
 }  // namespace extensions
+
+namespace mojo {
+
+// static
+linked_ptr<extensions::api::serial::DeviceInfo>
+TypeConverter<device::SerialDeviceInfoPtr,
+              linked_ptr<extensions::api::serial::DeviceInfo> >::
+    ConvertTo(const device::SerialDeviceInfoPtr& device) {
+  linked_ptr<extensions::api::serial::DeviceInfo> info(
+      new extensions::api::serial::DeviceInfo);
+  info->path = device->path;
+  if (device->has_vendor_id)
+    info->vendor_id.reset(new int(static_cast<int>(device->vendor_id)));
+  if (device->has_product_id)
+    info->product_id.reset(new int(static_cast<int>(device->product_id)));
+  if (device->display_name)
+    info->display_name.reset(new std::string(device->display_name));
+  return info;
+}
+
+}  // namespace mojo