Rename hb-*private.hh to hb-*.hh

Sorry for the noise, downstream custom builders.  Please adjust.
diff --git a/src/hb-ot-shape-fallback.hh b/src/hb-ot-shape-fallback.hh
new file mode 100644
index 0000000..730e7f2
--- /dev/null
+++ b/src/hb-ot-shape-fallback.hh
@@ -0,0 +1,53 @@
+/*
+ * Copyright © 2012  Google, Inc.
+ *
+ *  This is part of HarfBuzz, a text shaping library.
+ *
+ * Permission is hereby granted, without written agreement and without
+ * license or royalty fees, to use, copy, modify, and distribute this
+ * software and its documentation for any purpose, provided that the
+ * above copyright notice and the following two paragraphs appear in
+ * all copies of this software.
+ *
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
+ * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
+ * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ *
+ * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
+ * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ *
+ * Google Author(s): Behdad Esfahbod
+ */
+
+#ifndef HB_OT_SHAPE_FALLBACK_HH
+#define HB_OT_SHAPE_FALLBACK_HH
+
+#include "hb.hh"
+
+#include "hb-ot-shape.hh"
+
+
+HB_INTERNAL void _hb_ot_shape_fallback_position (const hb_ot_shape_plan_t *plan,
+						 hb_font_t *font,
+						 hb_buffer_t  *buffer);
+
+HB_INTERNAL void _hb_ot_shape_fallback_position_recategorize_marks (const hb_ot_shape_plan_t *plan,
+								    hb_font_t *font,
+								    hb_buffer_t  *buffer);
+
+
+HB_INTERNAL void _hb_ot_shape_fallback_kern (const hb_ot_shape_plan_t *plan,
+					     hb_font_t *font,
+					     hb_buffer_t  *buffer);
+
+HB_INTERNAL void _hb_ot_shape_fallback_spaces (const hb_ot_shape_plan_t *plan,
+					       hb_font_t *font,
+					       hb_buffer_t  *buffer);
+
+
+#endif /* HB_OT_SHAPE_FALLBACK_HH */