Removed redundant qualifiers

osu.Desktop/Overlays/VersionManager.cs

@@ -37,7 +37,7 @@ public class VersionManager : OverlayContainer
         [BackgroundDependencyLoader]
         private void load(NotificationManager notification, OsuColour colours, TextureStore textures)
         {
-            this.notificationManager = notification;
+            notificationManager = notification;
 
             AutoSizeAxes = Axes.Both;
             Anchor = Anchor.BottomCentre;

osu.Game/OsuGame.cs

@@ -214,7 +214,7 @@ private bool globalHotkeyPressed(InputState state, KeyDownEventArgs args)
                 }
             }
 
-            return base.OnKeyDown(state, args);
+            return OnKeyDown(state, args);
         }
 
         public event Action<Screen> ModeChanged;

osu.Game/Overlays/Options/OptionDropDown.cs

@@ -101,7 +101,7 @@ public OptionDropDown()
                 {
                     Margin = new MarginPadding { Top = 5 },
                     RelativeSizeAxes = Axes.X,
-                    Items = this.Items,
+                    Items = Items,
                 }
             };
             dropdown.ValueChanged += dropdown_ValueChanged;

osu.Game/Overlays/Options/OptionTextBox.cs

@@ -21,7 +21,7 @@ public Bindable<string> Bindable
                 bindable = value;
                 if (bindable != null)
                 {
-                    base.Text = bindable.Value;
+                    Text = bindable.Value;
                     bindable.ValueChanged += bindableValueChanged;
                 }
 

osu.Game/Overlays/Options/Sections/GameplaySection.cs

@@ -14,7 +14,7 @@ public class GameplaySection : OptionsSection
 
         public GameplaySection()
         {
-            base.Children = new Drawable[]
+            Children = new Drawable[]
             {
                 new GeneralOptions(),
                 new SongSelectOptions(),