Remove an unnecessary nested #include

src/commands/Command.h

@@ -21,7 +21,6 @@
 
 #include "CommandMisc.h"
 #include "CommandSignature.h"
-#include "CommandTargets.h"
 #include "../commands/AudacityCommand.h"
 
 class AudacityApp;

src/commands/CommandContext.cpp

@@ -66,6 +66,8 @@ CommandContext::CommandContext(
 {
 }
 
+CommandContext::~CommandContext() = default;
+
 void CommandContext::Status( const wxString & message, bool bFlush ) const
 {
    if( pOutput )

src/commands/CommandContext.h

@@ -34,6 +34,8 @@ public:
       AudacityProject &p,
       std::unique_ptr<CommandOutputTargets> target);
 
+   ~CommandContext();
+
    virtual void Status( const wxString &message, bool bFlush = false ) const;
    virtual void Error(  const wxString &message ) const;
    virtual void Progress( double d ) const;