QmlDesigner: Move utils file in designer core into designercoreutils

Clean it up before more files are added to it.

Change-Id: I58c531a80718d99d05dc444974e1a4236da8c6cb
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>

src/plugins/qmldesigner/CMakeLists.txt

@@ -96,6 +96,13 @@ add_qtc_library(QmlDesignerCore STATIC
   SOURCES_PREFIX ${CMAKE_CURRENT_LIST_DIR}/designercore
   SOURCES
     rewritertransaction.cpp rewritertransaction.h
+
+)
+
+extend_qtc_library(QmlDesignerCore
+  PUBLIC_INCLUDES ${CMAKE_CURRENT_LIST_DIR}/designercore/designercoreutils
+  SOURCES_PREFIX ${CMAKE_CURRENT_LIST_DIR}/designercore/designercoreutils
+  SOURCES
     generatedcomponentutils.cpp generatedcomponentutils.h
     uniquename.cpp uniquename.h
 )
@@ -521,6 +528,7 @@ add_qtc_plugin(QmlDesigner
     ${CMAKE_CURRENT_LIST_DIR}
     ${CMAKE_CURRENT_LIST_DIR}/designercore #can not be a public dependency -> EXCLUDE_FROM_INSTALL in QmlDesignerCore
     ${CMAKE_CURRENT_LIST_DIR}/designercore/include #iwidgetplugin.h is used by other plugins
+    ${CMAKE_CURRENT_LIST_DIR}/designercore/designercoreutils
   SOURCES
     designmodecontext.cpp designmodecontext.h
     designmodewidget.cpp designmodewidget.h

src/plugins/qmldesigner/documentmanager.h

@@ -5,7 +5,7 @@
 
 #include "qmldesigner_global.h"
 
-#include <generatedcomponentutils.h>
+#include <designercoreutils/generatedcomponentutils.h>
 
 #include <QObject>
 #include <QList>