Port away from KDeclarative

It doesn't do anything useful

.kde-ci.yml

@@ -10,7 +10,6 @@ Dependencies:
     'frameworks/kxmlgui': '@stable'
     'frameworks/kcrash': '@stable'
     'frameworks/kio': '@stable'
-    'frameworks/kdeclarative': '@stable'
 
 Options:
   require-passing-tests-on: [ 'Linux', 'FreeBSD', 'Windows' ]

CMakeLists.txt

@@ -44,7 +44,6 @@ find_package(KF5 ${KF5_MIN_VERSION} REQUIRED
     XmlGui # For app
     KIO # For part
     I18n
-    Declarative
 )
 find_package(KF5DocTools) # Optional, not needed on Windows for example.
 

src/CMakeLists.txt

@@ -69,7 +69,6 @@ target_link_libraries(filelight
     KF5::I18n
     KF5::XmlGui
     KF5::KIOWidgets # Only used for KDirLister, may be able to move away from that.
-    KF5::Declarative
     Qt${QT_MAJOR_VERSION}::Svg
     Qt${QT_MAJOR_VERSION}::Quick
     Qt${QT_MAJOR_VERSION}::QuickControls2

src/mainContext.cpp

@@ -10,7 +10,6 @@
 
 #include <KAboutData>
 #include <KActionCollection>
-#include <KDeclarative/KDeclarative>
 #include <KIO/Global> // upUrl
 #include <KLocalizedString>
 #include <KMessageBox> //::start()
@@ -58,7 +57,6 @@ MainContext::MainContext(QObject *parent)
     static auto l10nContext = new KLocalizedContext(engine);
     l10nContext->setTranslationDomain(QStringLiteral(TRANSLATION_DOMAIN));
     engine->rootContext()->setContextObject(l10nContext);
-    KDeclarative::KDeclarative::setupEngine(engine);
 
     auto about = new About(this);
     qRegisterMetaType<size_t>("size_t");