CMake: Remove unnecessary members from CMakeTargets

Change-Id: I6428496f4eab0d42f44525477c716f74714f8824
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

src/plugins/cmakeprojectmanager/cmakecbpparser.cpp

@@ -372,13 +372,6 @@ void CMakeCbpParser::parseBuildTargetBuild()
 
 void CMakeCbpParser::parseBuildTargetClean()
 {
-    if (attributes().hasAttribute(QLatin1String("command"))) {
-        m_buildTarget.makeCleanCommand = attributes().value(QLatin1String("command")).toString();
-
-        CMakeTool *tool = CMakeKitInformation::cmakeTool(m_kit);
-        if (tool)
-            m_buildTarget.makeCleanCommand = tool->mapAllPaths(m_kit, m_buildTarget.makeCleanCommand);
-    }
     while (!atEnd()) {
         readNext();
         if (isEndElement())

src/plugins/cmakeprojectmanager/cmakeproject.cpp

@@ -642,7 +642,6 @@ void CMakeBuildTarget::clear()
 {
     executable.clear();
     makeCommand.clear();
-    makeCleanCommand.clear();
     workingDirectory.clear();
     sourceDirectory.clear();
     title.clear();

src/plugins/cmakeprojectmanager/cmakeproject.h

@@ -64,7 +64,6 @@ public:
     QString workingDirectory;
     QString sourceDirectory;
     QString makeCommand;
-    QString makeCleanCommand;
 
     // code model
     QStringList includeFiles;