Reverted more SetMinimalSize() hacks

src/toolbar_gui.cpp

@@ -1541,16 +1541,6 @@ public:
 	 * @return the button configuration.
 	 */
 	virtual const byte *GetButtonArrangement(uint &width, uint &arrangable_count, uint &button_count, uint &spacer_count) const = 0;
-
-	/**
-	 * Override NWidgetContainer::Add to setup minimal button size,
-	 * this will force buttons to resize to the min_button size defined in settings
-	 */
-	void Add(NWidgetResizeBase *child)
-	{
-		child->SetMinimalSize(9,9);
-		NWidgetContainer::Add(child);
-	}
 };
 
 /** Container for the 'normal' main toolbar */