diff -r 000000000000 -r 6474c204b198 layout/forms/nsFieldSetFrame.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/layout/forms/nsFieldSetFrame.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,102 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsFieldSetFrame_h___
+#define nsFieldSetFrame_h___
+
+#include "mozilla/Attributes.h"
+#include "nsContainerFrame.h"
+
+class nsFieldSetFrame MOZ_FINAL : public nsContainerFrame
+{
+public:
+  NS_DECL_FRAMEARENA_HELPERS
+
+  nsFieldSetFrame(nsStyleContext* aContext);
+
+  NS_HIDDEN_(nscoord)
+    GetIntrinsicWidth(nsRenderingContext* aRenderingContext,
+                      nsLayoutUtils::IntrinsicWidthType);
+  virtual nscoord GetMinWidth(nsRenderingContext* aRenderingContext) MOZ_OVERRIDE;
+  virtual nscoord GetPrefWidth(nsRenderingContext* aRenderingContext) MOZ_OVERRIDE;
+  virtual nsSize ComputeSize(nsRenderingContext *aRenderingContext,
+                             nsSize aCBSize, nscoord aAvailableWidth,
+                             nsSize aMargin, nsSize aBorder, nsSize aPadding,
+                             uint32_t aFlags) MOZ_OVERRIDE;
+  virtual nscoord GetBaseline() const MOZ_OVERRIDE;
+
+  /**
+   * The area to paint box-shadows around.  It's the border rect except
+   * when there's a <legend> we offset the y-position to the center of it.
+   */
+  virtual nsRect VisualBorderRectRelativeToSelf() const MOZ_OVERRIDE;
+
+  virtual nsresult Reflow(nsPresContext*           aPresContext,
+                          nsHTMLReflowMetrics&     aDesiredSize,
+                          const nsHTMLReflowState& aReflowState,
+                          nsReflowStatus&          aStatus) MOZ_OVERRIDE;
+                               
+  virtual void BuildDisplayList(nsDisplayListBuilder*   aBuilder,
+                                const nsRect&           aDirtyRect,
+                                const nsDisplayListSet& aLists) MOZ_OVERRIDE;
+
+  void PaintBorderBackground(nsRenderingContext& aRenderingContext,
+    nsPoint aPt, const nsRect& aDirtyRect, uint32_t aBGFlags);
+
+  virtual nsresult AppendFrames(ChildListID    aListID,
+                                nsFrameList&   aFrameList) MOZ_OVERRIDE;
+  virtual nsresult InsertFrames(ChildListID    aListID,
+                                nsIFrame*      aPrevFrame,
+                                nsFrameList&   aFrameList) MOZ_OVERRIDE;
+  virtual nsresult RemoveFrame(ChildListID    aListID,
+                               nsIFrame*      aOldFrame) MOZ_OVERRIDE;
+
+  virtual nsIAtom* GetType() const MOZ_OVERRIDE;
+  virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
+  {
+    return nsContainerFrame::IsFrameOfType(aFlags &
+             ~nsIFrame::eCanContainOverflowContainers);
+  }
+  virtual nsIScrollableFrame* GetScrollTargetFrame() MOZ_OVERRIDE
+  {
+    return do_QueryFrame(GetInner());
+  }
+
+#ifdef ACCESSIBILITY  
+  virtual mozilla::a11y::AccType AccessibleType() MOZ_OVERRIDE;
+#endif
+
+#ifdef DEBUG
+  virtual nsresult SetInitialChildList(ChildListID    aListID,
+                                       nsFrameList&   aChildList) MOZ_OVERRIDE;
+#endif
+
+#ifdef DEBUG_FRAME_DUMP
+  virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE {
+    return MakeFrameName(NS_LITERAL_STRING("FieldSet"), aResult);
+  }
+#endif
+
+  /**
+   * Return the anonymous frame that contains all descendants except
+   * the legend frame.  This is currently always a block frame with
+   * pseudo nsCSSAnonBoxes::fieldsetContent -- this may change in the
+   * future when we add support for CSS overflow for <fieldset>.
+   */
+  nsIFrame* GetInner() const;
+
+  /**
+   * Return the frame that represents the legend if any.  This may be
+   * a nsLegendFrame or a nsHTMLScrollFrame with the nsLegendFrame as the
+   * scrolled frame (aka content insertion frame).
+   */
+  nsIFrame* GetLegend() const;
+
+protected:
+  nsRect    mLegendRect;
+  nscoord   mLegendSpace;
+};
+
+#endif // nsFieldSetFrame_h___