writerfilter: clean up virtual keywords where override already implies that

Change-Id: I04938ceba4e4740535caee396ca8e13ca50a003c
Reviewed-on: https://gerrit.libreoffice.org/26288
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Jenkins <ci@libreoffice.org>
diff --git a/writerfilter/source/filter/RtfFilter.cxx b/writerfilter/source/filter/RtfFilter.cxx
index 954a674..e734fb6 100644
--- a/writerfilter/source/filter/RtfFilter.cxx
+++ b/writerfilter/source/filter/RtfFilter.cxx
@@ -53,25 +53,25 @@ class RtfFilter : public cppu::WeakImplHelper

public:
    explicit RtfFilter(const uno::Reference<uno::XComponentContext>& xContext);
    virtual ~RtfFilter();
    ~RtfFilter() override;

    // XFilter
    virtual sal_Bool SAL_CALL filter(const uno::Sequence<beans::PropertyValue>& rDescriptor) throw (uno::RuntimeException, std::exception) override;
    virtual void SAL_CALL cancel() throw (uno::RuntimeException, std::exception) override;
    sal_Bool SAL_CALL filter(const uno::Sequence<beans::PropertyValue>& rDescriptor) throw (uno::RuntimeException, std::exception) override;
    void SAL_CALL cancel() throw (uno::RuntimeException, std::exception) override;

    // XImporter
    virtual void SAL_CALL setTargetDocument(const uno::Reference<lang::XComponent>& xDoc) throw (lang::IllegalArgumentException, uno::RuntimeException, std::exception) override;
    void SAL_CALL setTargetDocument(const uno::Reference<lang::XComponent>& xDoc) throw (lang::IllegalArgumentException, uno::RuntimeException, std::exception) override;

    // XExporter
    virtual void SAL_CALL setSourceDocument(const uno::Reference<lang::XComponent>& xDoc) throw (lang::IllegalArgumentException, uno::RuntimeException, std::exception) override;
    void SAL_CALL setSourceDocument(const uno::Reference<lang::XComponent>& xDoc) throw (lang::IllegalArgumentException, uno::RuntimeException, std::exception) override;

    // XInitialization
    virtual void SAL_CALL initialize(const uno::Sequence<uno::Any>& rArguments) throw (uno::Exception, uno::RuntimeException, std::exception) override;
    void SAL_CALL initialize(const uno::Sequence<uno::Any>& rArguments) throw (uno::Exception, uno::RuntimeException, std::exception) override;

    // XServiceInfo
    virtual OUString SAL_CALL getImplementationName() throw (uno::RuntimeException, std::exception) override;
    virtual sal_Bool SAL_CALL supportsService(const OUString& ServiceName) throw (uno::RuntimeException, std::exception) override;
    virtual uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() throw (uno::RuntimeException, std::exception) override;
    OUString SAL_CALL getImplementationName() throw (uno::RuntimeException, std::exception) override;
    sal_Bool SAL_CALL supportsService(const OUString& ServiceName) throw (uno::RuntimeException, std::exception) override;
    uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() throw (uno::RuntimeException, std::exception) override;

};

diff --git a/writerfilter/source/filter/WriterFilter.cxx b/writerfilter/source/filter/WriterFilter.cxx
index 2ed8c10..b96ed5e 100644
--- a/writerfilter/source/filter/WriterFilter.cxx
+++ b/writerfilter/source/filter/WriterFilter.cxx
@@ -98,25 +98,25 @@ public:
    explicit WriterFilter(const uno::Reference<uno::XComponentContext>& rxContext)
        : m_xContext(rxContext)
    {}
    virtual ~WriterFilter() = default;
    ~WriterFilter() override = default;

    // XFilter
    virtual sal_Bool SAL_CALL filter(const uno::Sequence<beans::PropertyValue>& rDescriptor) throw (uno::RuntimeException, std::exception) override;
    virtual void SAL_CALL cancel() throw (uno::RuntimeException, std::exception) override;
    sal_Bool SAL_CALL filter(const uno::Sequence<beans::PropertyValue>& rDescriptor) throw (uno::RuntimeException, std::exception) override;
    void SAL_CALL cancel() throw (uno::RuntimeException, std::exception) override;

    // XImporter
    virtual void SAL_CALL setTargetDocument(const uno::Reference<lang::XComponent>& xDoc) throw (lang::IllegalArgumentException, uno::RuntimeException, std::exception) override;
    void SAL_CALL setTargetDocument(const uno::Reference<lang::XComponent>& xDoc) throw (lang::IllegalArgumentException, uno::RuntimeException, std::exception) override;

    // XExporter
    virtual void SAL_CALL setSourceDocument(const uno::Reference<lang::XComponent>& xDoc) throw (lang::IllegalArgumentException, uno::RuntimeException, std::exception) override;
    void SAL_CALL setSourceDocument(const uno::Reference<lang::XComponent>& xDoc) throw (lang::IllegalArgumentException, uno::RuntimeException, std::exception) override;

    // XInitialization
    virtual void SAL_CALL initialize(const uno::Sequence<uno::Any>& rArguments) throw (uno::Exception, uno::RuntimeException, std::exception) override;
    void SAL_CALL initialize(const uno::Sequence<uno::Any>& rArguments) throw (uno::Exception, uno::RuntimeException, std::exception) override;

    // XServiceInfo
    virtual OUString SAL_CALL getImplementationName() throw (uno::RuntimeException, std::exception) override;
    virtual sal_Bool SAL_CALL supportsService(const OUString& rServiceName) throw (uno::RuntimeException, std::exception) override;
    virtual uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() throw (uno::RuntimeException, std::exception) override;
    OUString SAL_CALL getImplementationName() throw (uno::RuntimeException, std::exception) override;
    sal_Bool SAL_CALL supportsService(const OUString& rServiceName) throw (uno::RuntimeException, std::exception) override;
    uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() throw (uno::RuntimeException, std::exception) override;

private:
    void putPropertiesToDocumentGrabBag(const comphelper::SequenceAsHashMap& rProperties);
diff --git a/writerfilter/source/filter/WriterFilterDetection.cxx b/writerfilter/source/filter/WriterFilterDetection.cxx
index 3cd2dad..442eaf0 100644
--- a/writerfilter/source/filter/WriterFilterDetection.cxx
+++ b/writerfilter/source/filter/WriterFilterDetection.cxx
@@ -35,15 +35,15 @@ class WriterFilterDetection : public cppu::WeakImplHelper
{
public:
    explicit WriterFilterDetection();
    virtual ~WriterFilterDetection();
    ~WriterFilterDetection() override;

    //XExtendedFilterDetection
    virtual OUString SAL_CALL detect(uno::Sequence<beans::PropertyValue>& Descriptor) throw (uno::RuntimeException, std::exception) override;
    OUString SAL_CALL detect(uno::Sequence<beans::PropertyValue>& Descriptor) throw (uno::RuntimeException, std::exception) override;

    // XServiceInfo
    virtual OUString SAL_CALL getImplementationName() throw (uno::RuntimeException, std::exception) override;
    virtual sal_Bool SAL_CALL supportsService(const OUString& rServiceName) throw (uno::RuntimeException, std::exception) override;
    virtual uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() throw (uno::RuntimeException, std::exception) override;
    OUString SAL_CALL getImplementationName() throw (uno::RuntimeException, std::exception) override;
    sal_Bool SAL_CALL supportsService(const OUString& rServiceName) throw (uno::RuntimeException, std::exception) override;
    uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() throw (uno::RuntimeException, std::exception) override;
};

uno::Sequence<OUString> SAL_CALL WriterFilterDetection_getSupportedServiceNames() throw (uno::RuntimeException);