modules/controls/src/main/java/javafx/scene/control/DialogPane.java

*** 928,938 ****
          double minWidth = snappedLeftInset() +
                  (hasHeader() ? 0 : graphicMinWidth) +
                  Math.max(Math.max(headerMinWidth, expandableContentMinWidth), Math.max(contentMinWidth, buttonBarMinWidth)) +
                  snappedRightInset();
  
!         return snapSize(minWidth);
      }
  
      /** {@inheritDoc} */
      @Override protected double computeMinHeight(double width) {
          final boolean hasHeader = hasHeader();
--- 928,938 ----
          double minWidth = snappedLeftInset() +
                  (hasHeader() ? 0 : graphicMinWidth) +
                  Math.max(Math.max(headerMinWidth, expandableContentMinWidth), Math.max(contentMinWidth, buttonBarMinWidth)) +
                  snappedRightInset();
  
!         return snapSizeX(minWidth);
      }
  
      /** {@inheritDoc} */
      @Override protected double computeMinHeight(double width) {
          final boolean hasHeader = hasHeader();
*** 961,971 ****
                  Math.max(graphicMinHeight, contentMinHeight) +
                  expandableContentMinHeight +
                  buttonBarMinHeight +
                  snappedBottomInset();
  
!         return snapSize(minHeight);
      }
  
      /** {@inheritDoc} */
      @Override protected double computePrefWidth(double height) {
          double headerPrefWidth = hasHeader() ? getActualHeader().prefWidth(height) + 10 : 0;
--- 961,971 ----
                  Math.max(graphicMinHeight, contentMinHeight) +
                  expandableContentMinHeight +
                  buttonBarMinHeight +
                  snappedBottomInset();
  
!         return snapSizeY(minHeight);
      }
  
      /** {@inheritDoc} */
      @Override protected double computePrefWidth(double height) {
          double headerPrefWidth = hasHeader() ? getActualHeader().prefWidth(height) + 10 : 0;
*** 982,992 ****
          double prefWidth = snappedLeftInset() +
                 (hasHeader() ? 0 : graphicPrefWidth) +
                 Math.max(Math.max(headerPrefWidth, expandableContentPrefWidth), Math.max(contentPrefWidth, buttonBarPrefWidth)) +
                 snappedRightInset();
  
!         return snapSize(prefWidth);
      }
  
      /** {@inheritDoc} */
      @Override protected double computePrefHeight(double width) {
          final boolean hasHeader = hasHeader();
--- 982,992 ----
          double prefWidth = snappedLeftInset() +
                 (hasHeader() ? 0 : graphicPrefWidth) +
                 Math.max(Math.max(headerPrefWidth, expandableContentPrefWidth), Math.max(contentPrefWidth, buttonBarPrefWidth)) +
                 snappedRightInset();
  
!         return snapSizeX(prefWidth);
      }
  
      /** {@inheritDoc} */
      @Override protected double computePrefHeight(double width) {
          final boolean hasHeader = hasHeader();
*** 1014,1024 ****
                 Math.max(graphicPrefHeight, contentPrefHeight) +
                 expandableContentPrefHeight +
                 buttonBarPrefHeight +
                 snappedBottomInset();
  
!         return snapSize(prefHeight);
      }
  
  
  
      /**************************************************************************
--- 1014,1024 ----
                 Math.max(graphicPrefHeight, contentPrefHeight) +
                 expandableContentPrefHeight +
                 buttonBarPrefHeight +
                 snappedBottomInset();
  
!         return snapSizeY(prefHeight);
      }
  
  
  
      /**************************************************************************