Removed "this" from static method calls.

src/main/java/com/blamejared/controlling/client/gui/GuiCheckBox.java

@@ -46,7 +46,7 @@ public class GuiCheckBox extends Button {
             }
             
             if(this.isChecked)
-                this.drawCenteredString(stack, mc.fontRenderer, "x", this.x + this.boxWidth / 2 + 1, this.y + 1, 14737632);
+                drawCenteredString(stack, mc.fontRenderer, "x", this.x + this.boxWidth / 2 + 1, this.y + 1, 14737632);
             mc.fontRenderer.func_238407_a_(stack, getMessage().func_241878_f(), this.x + this.boxWidth + 2, this.y + 2, color);
         }
     }

src/main/java/com/blamejared/controlling/client/gui/GuiNewControls.java

@@ -259,7 +259,7 @@ public class GuiNewControls extends ControlsScreen {
     public void render(MatrixStack stack, int mouseX, int mouseY, float partialTicks) {
         this.renderBackground(stack);
         this.keyBindingList.render(stack, mouseX, mouseY, partialTicks);
-        this.drawCenteredString(stack, this.font, this.title.getString(), this.width / 2, 8, 16777215);
+        drawCenteredString(stack, this.font, this.title.getString(), this.width / 2, 8, 16777215);
         boolean flag = false;
 
         for (KeyBinding keybinding : this.options.keyBindings) {