Autogen: include what you use

Source/cmQtAutoGeneratorCommon.cxx

@@ -8,6 +8,7 @@
 #include <cmsys/RegularExpression.hxx>
 
 #include <sstream>
+#include <stddef.h>
 
 // - Static functions
 

Source/cmQtAutoGeneratorCommon.h

@@ -3,13 +3,10 @@
 #ifndef cmQtAutoGeneratorCommon_h
 #define cmQtAutoGeneratorCommon_h
 
-#include <cmConfigure.h> // IWYU pragma: keep
+#include <cmConfigure.h>
 #include <string>
 #include <vector>
 
-class cmGeneratorTarget;
-class cmLocalGenerator;
-
 class cmQtAutoGeneratorCommon
 {
   // - Types and statics

Source/cmQtAutoGeneratorInitializer.cxx

@@ -7,12 +7,11 @@
 #include "cmCustomCommandLines.h"
 #include "cmFilePathChecksum.h"
 #include "cmGeneratorTarget.h"
-#include "cmGlobalGenerator.h"
 #include "cmLocalGenerator.h"
 #include "cmMakefile.h"
 #include "cmOutputConverter.h"
 #include "cmSourceFile.h"
-#include "cmSourceFileLocation.h"
+#include "cmSourceGroup.h"
 #include "cmState.h"
 #include "cmSystemTools.h"
 #include "cmTarget.h"
@@ -25,11 +24,8 @@
 #include <algorithm>
 #include <cmConfigure.h>
 #include <cmsys/FStream.hxx>
-#include <cmsys/RegularExpression.hxx>
 #include <map>
 #include <set>
-#include <sstream>
-#include <string.h>
 #include <string>
 #include <sys/stat.h>
 #include <utility>