[gnumeric] xlsx: quiet some unhandled syntax

[Morten Welinder <mortenw src gnome org>]

commit ad4bf75f2f2d1ebb86709c2167f1af0564834d40
Author: Morten Welinder <terra gnome org>
Date:   Fri Jan 23 11:53:21 2015 -0500

    xlsx: quiet some unhandled syntax

 plugins/excel/xlsx-read-drawing.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/plugins/excel/xlsx-read-drawing.c b/plugins/excel/xlsx-read-drawing.c
index 9c47731..658ef59 100644
--- a/plugins/excel/xlsx-read-drawing.c
+++ b/plugins/excel/xlsx-read-drawing.c
@@ -2050,11 +2050,13 @@ GSF_XML_IN_NODE_FULL (START, CHART_SPACE, XL_NS_CHART, "chartSpace", GSF_XML_NO_
           GSF_XML_IN_NODE_FULL (SERIES, SERIES_X_VAL, XL_NS_CHART,     "xVal", GSF_XML_NO_CONTENT, FALSE, 
TRUE,
                           &xlsx_ser_type_start, &xlsx_ser_type_end, GOG_MS_DIM_CATEGORIES),
             GSF_XML_IN_NODE (SERIES_X_VAL, NUM_REF, XL_NS_CHART,       "numRef", GSF_XML_NO_CONTENT, NULL, 
NULL),      /* 2nd Def */
+            GSF_XML_IN_NODE (SERIES_X_VAL, STR_REF, XL_NS_CHART,       "strRef", GSF_XML_NO_CONTENT, NULL, 
NULL),      /* 2nd Def */
             GSF_XML_IN_NODE (SERIES_X_VAL, NUM_LIT, XL_NS_CHART,       "numLit", GSF_XML_NO_CONTENT, NULL, 
NULL),      /* 2nd Def */
 
           GSF_XML_IN_NODE_FULL (SERIES, SERIES_Y_VAL, XL_NS_CHART,     "yVal", GSF_XML_NO_CONTENT, FALSE, 
TRUE,
                           &xlsx_ser_type_start, &xlsx_ser_type_end, GOG_MS_DIM_VALUES),
             GSF_XML_IN_NODE (SERIES_Y_VAL, NUM_REF, XL_NS_CHART,       "numRef", GSF_XML_NO_CONTENT, NULL, 
NULL),      /* 2nd Def */
+            GSF_XML_IN_NODE (SERIES_X_VAL, STR_REF, XL_NS_CHART,       "strRef", GSF_XML_NO_CONTENT, NULL, 
NULL),      /* 2nd Def */
             GSF_XML_IN_NODE (SERIES_Y_VAL, NUM_LIT, XL_NS_CHART,       "numLit", GSF_XML_NO_CONTENT, NULL, 
NULL),      /* 2nd Def */
 
           GSF_XML_IN_NODE_FULL (SERIES, SERIES_BUBBLES, XL_NS_CHART,   "bubbleSize", GSF_XML_NO_CONTENT, 
FALSE, TRUE,