[chronojump] Fixes warnings - avoids assigning variables if are never used.

[Carles Pina i Estany <carlespina src gnome org>]

commit 2ffe5a4b100334ac6c7c039eb1773cc15af62521
Author: Carles Pina i Estany <carles pina cat>
Date:   Sun Oct 16 19:19:11 2016 +0200

    Fixes warnings - avoids assigning variables if are never used.

 src/gui/encoder.cs |    5 ++---
 src/utilGtk.cs     |    2 +-
 2 files changed, 3 insertions(+), 4 deletions(-)
---
diff --git a/src/gui/encoder.cs b/src/gui/encoder.cs
index c346f48..4023bf9 100644
--- a/src/gui/encoder.cs
+++ b/src/gui/encoder.cs
@@ -1295,7 +1295,7 @@ public partial class ChronoJumpWindow
                                combo_encoder_laterality.Active = 
UtilGtk.ComboMakeActive(combo_encoder_laterality, eSQL.laterality);
                                spin_encoder_extra_weight.Value = Convert.ToInt32(eSQL.extraWeight);
 
-                               bool minHeightChanged = 
preferences.EncoderChangeMinHeight(eSQL.encoderConfiguration.has_inertia, eSQL.minHeight);
+                               preferences.EncoderChangeMinHeight(eSQL.encoderConfiguration.has_inertia, 
eSQL.minHeight);
                                //TODO: show info to user in a dialog,
                                //but check if more info have to be shown on this process
 
@@ -2104,7 +2104,7 @@ public partial class ChronoJumpWindow
        //I suppose reading gtk is ok, changing will be the problem
        private void encoderDoCaptureCsharp () 
        {
-               string exerciseNameShown = UtilGtk.ComboGetActive(combo_encoder_exercise_capture);
+               UtilGtk.ComboGetActive(combo_encoder_exercise_capture);
 
                if(encoderConfigurationCurrent.has_inertia)
                        eCapture = new EncoderCaptureInertial();
@@ -5003,7 +5003,6 @@ public partial class ChronoJumpWindow
                                eCapture.Ecca.curvesAccepted = 
createTreeViewEncoderCapture(encoderCaptureStringR);
 
                                //if(plotCurvesBars) {
-                               string title = "";
                                string mainVariable = 
Constants.GetEncoderVariablesCapture(preferences.encoderCaptureMainVariable);
                                double mainVariableHigher = 
repetitiveConditionsWin.GetMainVariableHigher(mainVariable);
                                double mainVariableLower = 
repetitiveConditionsWin.GetMainVariableLower(mainVariable);
diff --git a/src/utilGtk.cs b/src/utilGtk.cs
index ffd889d..3a366fa 100644
--- a/src/utilGtk.cs
+++ b/src/utilGtk.cs
@@ -317,7 +317,7 @@ public class UtilGtk
        //startOrEnd is true at start, false at end
        public static void TreeviewAddRow(Gtk.TreeView tv, TreeStore store, string [] row, bool startOrEnd) {
                TreeIter iter = new TreeIter();
-               bool iterOk = store.GetIterFirst(out iter);
+               store.GetIterFirst(out iter);
                
                if(startOrEnd)
                        iter = store.InsertWithValues(0,row);