diff -r 000000000000 -r 6474c204b198 layout/tables/FixedTableLayoutStrategy.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/layout/tables/FixedTableLayoutStrategy.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,39 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+// vim:cindent:ts=4:et:sw=4:
+/* 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/. */
+
+/*
+ * Algorithms that determine column and table widths used for CSS2's
+ * 'table-layout: fixed'.
+ */
+
+#ifndef FixedTableLayoutStrategy_h_
+#define FixedTableLayoutStrategy_h_
+
+#include "mozilla/Attributes.h"
+#include "nsITableLayoutStrategy.h"
+
+class nsTableFrame;
+
+class FixedTableLayoutStrategy : public nsITableLayoutStrategy
+{
+public:
+    FixedTableLayoutStrategy(nsTableFrame *aTableFrame);
+    virtual ~FixedTableLayoutStrategy();
+
+    // nsITableLayoutStrategy implementation
+    virtual nscoord GetMinWidth(nsRenderingContext* aRenderingContext) MOZ_OVERRIDE;
+    virtual nscoord GetPrefWidth(nsRenderingContext* aRenderingContext,
+                                 bool aComputingSize) MOZ_OVERRIDE;
+    virtual void MarkIntrinsicWidthsDirty() MOZ_OVERRIDE;
+    virtual void ComputeColumnWidths(const nsHTMLReflowState& aReflowState) MOZ_OVERRIDE;
+
+private:
+    nsTableFrame *mTableFrame;
+    nscoord mMinWidth;
+    nscoord mLastCalcWidth;
+};
+
+#endif /* !defined(FixedTableLayoutStrategy_h_) */