"using" directives are no longer used in global namespaces (#219)

simulation/frc_gazebo_plugins/limit_switch/src/limit_switch.h

@@ -18,8 +18,6 @@
 #include "simulation/gz_msgs/msgs.h"
 #include "switch.h"
 
-using namespace gazebo;
-
 /**
  * \brief Plugin for reading limit switches.
  *
@@ -66,13 +64,13 @@ using namespace gazebo;
  * External
  * - `sensor`: Name of the contact sensor that this limit switch uses.
  */
-class LimitSwitch : public ModelPlugin {
+class LimitSwitch : public gazebo::ModelPlugin {
  public:
   /// \brief Load the limit switch and configures it according to the sdf.
-  void Load(physics::ModelPtr model, sdf::ElementPtr sdf);
+  void Load(gazebo::physics::ModelPtr model, sdf::ElementPtr sdf);
 
   /// \brief Sends out the limit switch reading each timestep.
-  void Update(const common::UpdateInfo& info);
+  void Update(const gazebo::common::UpdateInfo& info);
 
  private:
   /// \brief Publish the limit switch value on this topic.
@@ -81,9 +79,15 @@ class LimitSwitch : public ModelPlugin {
   /// \brief LimitSwitch object, currently internal or external.
   Switch* ls;
 
-  physics::ModelPtr model;  ///< \brief The model that this is attached to.
-  event::ConnectionPtr
-      updateConn;           ///< \brief Pointer to the world update function.
-  transport::NodePtr node;  ///< \brief The node we're advertising on.
-  transport::PublisherPtr pub;  ///< \brief Publisher handle.
+  /// \brief The model to which this is attached.
+  gazebo::physics::ModelPtr model;
+
+  /// \brief Pointer to the world update function.
+  gazebo::event::ConnectionPtr updateConn;
+
+  /// \brief The node on which we're advertising.
+  gazebo::transport::NodePtr node;
+
+  /// \brief Publisher handle.
+  gazebo::transport::PublisherPtr pub;
 };