Quietens extract-texi-filenames in make doc (issue 5698066)

[PhilEHolmes]

Reviewers: Julien Rioux, Graham Percival,

Message:
Simple change. Please review.

Description:
Adds the -q flag to the call to extract-texi-filenames.py during make
doc.  Gets rid of unnecessary progress messages.

Please review this at http://codereview.appspot.com/5698066/

Affected files:
  M stepmake/stepmake/texinfo-rules.make


Index: stepmake/stepmake/texinfo-rules.make
diff --git a/stepmake/stepmake/texinfo-rules.make  
b/stepmake/stepmake/texinfo-rules.make
index  
7b5da4a65f841673bf4bba89b9ece74bae8c29b8..074060627e1f3f444b37463a011f2c866d8a0cb3  
100644
--- a/stepmake/stepmake/texinfo-rules.make
+++ b/stepmake/stepmake/texinfo-rules.make
@@ -60,10 +60,10 @@ endif

 ifneq ($(ISOLANG),)
 $(XREF_MAPS_DIR)/%.$(ISOLANG).xref-map: $(outdir)/%.texi  
$(XREF_MAPS_DIR)/%.xref-map
-	$(buildscript-dir)/extract_texi_filenames $(XREF_MAP_FLAGS) -o  
$(XREF_MAPS_DIR) --master-map-file=$(XREF_MAPS_DIR)/$*.xref-map $<
+	$(buildscript-dir)/extract_texi_filenames $(XREF_MAP_FLAGS) -q -o  
$(XREF_MAPS_DIR) --master-map-file=$(XREF_MAPS_DIR)/$*.xref-map $<
 else
 $(XREF_MAPS_DIR)/%.xref-map: $(outdir)/%.texi
-	$(buildscript-dir)/extract_texi_filenames $(XREF_MAP_FLAGS) -o  
$(XREF_MAPS_DIR) $<
+	$(buildscript-dir)/extract_texi_filenames $(XREF_MAP_FLAGS) -q -o  
$(XREF_MAPS_DIR) $<
 endif

 $(outdir)/%.info: %.texi $(outdir)/$(INFO_IMAGES_DIR).info-images-dir-dep  
$(outdir)/version.itexi $(outdir)/weblinks.itexi