Eliminate duplication of declarations due to rebase

Author: eernstg

specification/dart.sty

@@ -565,20 +565,6 @@
 \newcommand{\LowerBoundType}[2]{%
   \ensuremath{\LowerBoundTypeName(\code{{#1},\,\,{#2}})}}
 
-\newcommand{\UpperBoundTypeName}{\metavar{standardUpperBound}}
-\newcommand{\UpperBoundType}[2]{%
-  \ensuremath{\UpperBoundTypeName(\code{{#1},\,\,{#2}})}}
-
-\newcommand{\LowerBoundTypeName}{\metavar{standardLowerBound}}
-\newcommand{\LowerBoundType}[2]{%
-  \ensuremath{\LowerBoundTypeName(\code{{#1},\,\,{#2}})}}
-
-\newcommand{\DefEquals}[2]{\ensuremath{{#1}\stackrel{\vartriangle}{=}{#2}}}
-\newcommand{\DefEqualsNewline}[2]{
-  \ensuremath{{#1}\stackrel{\vartriangle}{=}}\\
-  \ensuremath{{#2}}%
-}
-
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