Implement networkingPrivate.getDeviceStates

extensions/browser/api/networking_private/networking_private_api.cc

Index: extensions/browser/api/networking_private/networking_private_api.cc
diff --git a/extensions/browser/api/networking_private/networking_private_api.cc b/extensions/browser/api/networking_private/networking_private_api.cc
index 92270e905f94cd65367e26bb4c6afa04c6f2a1e1..32de0e43efe2a5d88d79ac26c47c10eb7198cfc7 100644
--- a/extensions/browser/api/networking_private/networking_private_api.cc
+++ b/extensions/browser/api/networking_private/networking_private_api.cc
@@ -345,6 +345,31 @@ bool NetworkingPrivateGetEnabledNetworkTypesFunction::RunSync() {
 }
 
 ////////////////////////////////////////////////////////////////////////////////
+// NetworkingPrivateGetDeviceStatesFunction
+
+NetworkingPrivateGetDeviceStatesFunction::
+    ~NetworkingPrivateGetDeviceStatesFunction() {
+}
+
+bool NetworkingPrivateGetDeviceStatesFunction::RunSync() {
+  scoped_ptr<NetworkingPrivateDelegate::DeviceStateMap> device_states(
+      GetDelegate(browser_context())->GetDeviceStates());
+  if (!device_states) {
+    error_ = networking_private::kErrorNotSupported;
+    return false;
+  }
+  scoped_ptr<base::ListValue> device_state_list(new base::ListValue);
+  for (const auto& entry : *device_states) {
+    private_api::DeviceStateProperties properties;
+    properties.type = private_api::ParseNetworkType(entry.first);
+    properties.state = private_api::ParseDeviceStateType(entry.second);
+    device_state_list->Append(properties.ToValue().release());
+  }
+  SetResult(device_state_list.release());
+  return true;
+}
+
+////////////////////////////////////////////////////////////////////////////////
 // NetworkingPrivateEnableNetworkTypeFunction
 
 NetworkingPrivateEnableNetworkTypeFunction::