File fix_harfbuzz_on_sle12_sp5.patch of Package libreoffice.27130

Index: libreoffice-7.4.1.2/vcl/source/font/fontinstance.cxx
===================================================================
--- libreoffice-7.4.1.2.orig/vcl/source/font/fontinstance.cxx
+++ libreoffice-7.4.1.2/vcl/source/font/fontinstance.cxx
@@ -160,17 +160,6 @@ bool LogicalFontInstance::NeedOffsetCorr
         unsigned int familyname_size = 10;
 
         m_xeFontFamilyEnum = FontFamilyEnum::Unclassified;
-
-        if (hb_ot_name_get_utf8 (hb_font_get_face(GetHbFont()),
-                HB_OT_NAME_ID_FONT_FAMILY , HB_LANGUAGE_INVALID, &familyname_size, familyname) == 8)
-        {
-            // DFKai-SB (ukai.ttf) is a built-in font under traditional Chinese
-            // Windows. It has wrong extent values in glyf table. The problem results
-            // in wrong positioning of glyphs in vertical writing.
-            // Check https://github.com/harfbuzz/harfbuzz/issues/3521 for reference.
-            if (!strncmp("DFKai-SB", familyname, 8))
-                m_xeFontFamilyEnum = FontFamilyEnum::DFKaiSB;
-        }
     }
 
     bool bRet = true;
Index: libreoffice-7.4.1.2/vcl/source/font/fontmetric.cxx
===================================================================
--- libreoffice-7.4.1.2.orig/vcl/source/font/fontmetric.cxx
+++ libreoffice-7.4.1.2/vcl/source/font/fontmetric.cxx
@@ -449,20 +449,7 @@ void ImplFontMetricData::ImplInitBaselin
     double nUPEM = hb_face_get_upem(pHbFace);
     double fScale = mnHeight / nUPEM;
     hb_position_t nBaseline = 0;
-
-    if (hb_ot_layout_get_baseline(pHbFont,
-             HB_OT_LAYOUT_BASELINE_TAG_HANGING,
-                                HB_DIRECTION_INVALID,
-                                HB_SCRIPT_UNKNOWN,
-                                HB_TAG_NONE,
-                                &nBaseline))
-    {
-        mnHangingBaseline = nBaseline * fScale;
-    }
-    else
-    {
-        mnHangingBaseline = 0;
-    }
+    mnHangingBaseline = 0;
 }
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */