Fix MathML output of InsetMathDelim

Patch by lynx (https://www.lyx.org/trac/ticket/12050).

diff --git a/src/mathed/InsetMathDelim.cpp b/src/mathed/InsetMathDelim.cpp
index 2b279603241d85d465101ac1b5113cda99e6862f..11a47d139f4c30b153db5f6616c59a86f5140bc4 100644 (file)
--- a/src/mathed/InsetMathDelim.cpp
+++ b/src/mathed/InsetMathDelim.cpp
@@ -182,17 +182,13 @@ void InsetMathDelim::mathematica(MathematicaStream & os) const
 void InsetMathDelim::mathmlize(MathStream & ms) const
 {
        ms << "<" << from_ascii(ms.namespacedTag("mo")) << " form='prefix' fence='true' stretchy='true' symmetric='true'>"
-          << "<" << from_ascii(ms.namespacedTag("mrow")) << ">"
           << convertDelimToXMLEscape(left_, ms.xmlMode())
-          << "</" << from_ascii(ms.namespacedTag("mrow")) << ">"
           << "</" << from_ascii(ms.namespacedTag("mo")) << ">"
           << "\n"
           << cell(0)
           << "\n"
           << "<" << from_ascii(ms.namespacedTag("mo")) << " form='postfix' fence='true' stretchy='true' symmetric='true'>"
-          << "<" << from_ascii(ms.namespacedTag("mrow")) << ">"
           << convertDelimToXMLEscape(right_, ms.xmlMode())
-          << "</" << from_ascii(ms.namespacedTag("mrow")) << ">"
           << "</" << from_ascii(ms.namespacedTag("mo")) << ">"
           << "\n";
 }