Remove unused Action::operator==

Signed-off-by: Anders Kaseorg <andersk@mit.edu>

src/terminal/parseraction.cc

@@ -98,9 +98,3 @@ void Resize::act_on_terminal( Terminal::Emulator *emu ) const
 {
   emu->resize( width, height );
 }
-
-bool Action::operator==( const Action &other ) const
-{
-  return ( char_present == other.char_present )
-    && ( ch == other.ch );
-}

src/terminal/parseraction.h

@@ -57,8 +57,6 @@ namespace Parser {
 
     Action() : ch( -1 ), char_present( false ) {};
     virtual ~Action() {};
-
-    virtual bool operator==( const Action &other ) const;
   };
 
   typedef shared::shared_ptr<Action> ActionPointer;