fix indentation and style guide issues in new EngineStateController code

libs/ardour/ardour/engine_state_controller.h

@@ -15,7 +15,7 @@
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  
- */
+*/
 
 #ifndef __gtk2_ardour__engine_state_controller__
 #define __gtk2_ardour__engine_state_controller__
@@ -39,7 +39,7 @@ class AudioBackendInfo;
  */
 class EngineStateController
 {
-public:
+                                        public:
     
 	// public data types:
     
@@ -52,14 +52,14 @@ public:
 		bool active;      ///< Audio Port state
         
 		PortState ()
-        : name(""),
-        active(false)
+			: name("")
+			, active(false)
 		{
 		}
         
 		PortState (const std::string& name)
-        : name(name),
-        active(false)
+			: name(name)
+			, active(false)
 		{
 		}
         
@@ -82,12 +82,12 @@ public:
 		bool scene_connected; ///< Is midi port used for scene MIDI marker in/out
 		bool mtc_in;          ///< Is midi port used as MTC in
         
-        MidiPortState(const std::string& name):
-        name(name),
-        active(false),
-        available(false),
-        scene_connected(false),
-        mtc_in(false)
+		MidiPortState(const std::string& name)
+			: name(name)
+			, active(false)
+			, available(false)
+			, scene_connected(false)
+			, mtc_in(false)
 		{}
         
 		bool operator==(const MidiPortState& rhs)
@@ -453,7 +453,7 @@ public:
 	/** This signal is emitted if new Audio/MIDI ports are registered or unregistered */
 	PBD::Signal0<void> PortRegistrationChanged;
     
-private:
+                                        private:
 
 	EngineStateController(); /// singleton
 	~EngineStateController(); /// singleton