Unit test: Remove some now-unused CppTools sources

Change-Id: I61a0d15ade5093c6e7eeb005efed5704764fe7a1
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/cpptools/cpptoolsunittestfiles.pri

@@ -8,12 +8,10 @@ HEADERS += \
     $$PWD/cppprojectfile.h \
     $$PWD/senddocumenttracker.h \
     $$PWD/projectpart.h \
-    $$PWD/cppprojectfilecategorizer.h \
-    $$PWD/projectinfo.h
+    $$PWD/cppprojectfilecategorizer.h
 
 SOURCES += \
     $$PWD/cppprojectfile.cpp \
     $$PWD/senddocumenttracker.cpp \
     $$PWD/projectpart.cpp \
-    $$PWD/cppprojectfilecategorizer.cpp \
-    $$PWD/projectinfo.cpp
+    $$PWD/cppprojectfilecategorizer.cpp

tests/unit/unittest/CMakeLists.txt

@@ -453,8 +453,6 @@ extend_qtc_test(unittest
     senddocumenttracker.cpp senddocumenttracker.h
     projectpart.cpp projectpart.h
     cppprojectfilecategorizer.cpp cppprojectfilecategorizer.h
-    projectinfo.cpp projectinfo.h
-    cppprojectpartchooser.cpp cppprojectpartchooser.h
 )
 
 extend_qtc_test(unittest

tests/unit/unittest/unittest.qbs

@@ -486,10 +486,6 @@ Project {
                 "cppprojectfile.h",
                 "cppprojectfilecategorizer.cpp",
                 "cppprojectfilecategorizer.h",
-                "cppprojectpartchooser.cpp",
-                "cppprojectpartchooser.h",
-                "projectinfo.cpp",
-                "projectinfo.h",
                 "projectpart.cpp",
                 "projectpart.h",
                 "senddocumenttracker.cpp",