tdf#42982 Improved UNO API error reporting

Change-Id: I450ea0b1a19381c47370633d124c2ba906415987
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/108356
Reviewed-by: Michael Stahl <michael.stahl@allotropia.de>
Tested-by: Jenkins
diff --git a/chart2/source/tools/Scaling.cxx b/chart2/source/tools/Scaling.cxx
index 212eadb..b61886c 100644
--- a/chart2/source/tools/Scaling.cxx
+++ b/chart2/source/tools/Scaling.cxx
@@ -167,7 +167,7 @@ uno::Reference< XScaling > SAL_CALL
{
    // ToDo: ApproxEqual ?
    if( m_fSlope == 0 )
        throw uno::RuntimeException();
        throw uno::RuntimeException("Divide by zero exception");

    return new LinearScaling( 1.0 / m_fSlope, m_fOffset / m_fSlope );
}
@@ -218,7 +218,7 @@ uno::Reference< XScaling > SAL_CALL
{
    // ToDo: ApproxEqual ?
    if( m_fExponent == 0 )
        throw uno::RuntimeException();
        throw uno::RuntimeException("Divide by zero exception");

    return new PowerScaling( 1.0 / m_fExponent );
}
diff --git a/editeng/source/uno/UnoForbiddenCharsTable.cxx b/editeng/source/uno/UnoForbiddenCharsTable.cxx
index 8bb83f6..474180f 100644
--- a/editeng/source/uno/UnoForbiddenCharsTable.cxx
+++ b/editeng/source/uno/UnoForbiddenCharsTable.cxx
@@ -50,7 +50,7 @@ ForbiddenCharacters SvxUnoForbiddenCharsTable::getForbiddenCharacters( const lan
    SolarMutexGuard aGuard;

    if (!mxForbiddenChars)
        throw RuntimeException();
        throw RuntimeException("No Forbidden Characters present");

    const LanguageType eLang = LanguageTag::convertToLanguageType( rLocale );
    const ForbiddenCharacters* pForbidden = mxForbiddenChars->GetForbiddenCharacters( eLang, false );
@@ -78,7 +78,7 @@ void SvxUnoForbiddenCharsTable::setForbiddenCharacters(const lang::Locale& rLoca
    SolarMutexGuard aGuard;

    if (!mxForbiddenChars)
        throw RuntimeException();
        throw RuntimeException("No Forbidden Characters present");

    const LanguageType eLang = LanguageTag::convertToLanguageType( rLocale );
    mxForbiddenChars->SetForbiddenCharacters( eLang, rForbiddenCharacters );
@@ -91,7 +91,7 @@ void SvxUnoForbiddenCharsTable::removeForbiddenCharacters( const lang::Locale& r
    SolarMutexGuard aGuard;

    if (!mxForbiddenChars)
        throw RuntimeException();
        throw RuntimeException("No Forbidden Characters present");

    const LanguageType eLang = LanguageTag::convertToLanguageType( rLocale );
    mxForbiddenChars->ClearForbiddenCharacters( eLang );
diff --git a/embeddedobj/source/commonembedding/embedobj.cxx b/embeddedobj/source/commonembedding/embedobj.cxx
index 669ba88..dcba248 100644
--- a/embeddedobj/source/commonembedding/embedobj.cxx
+++ b/embeddedobj/source/commonembedding/embedobj.cxx
@@ -209,7 +209,7 @@ void OCommonEmbeddedObject::SwitchStateTo_Impl( sal_Int32 nNextState )
        else
        {
            SAL_WARN( "embeddedobj.common", "Unacceptable state switch!" );
            throw uno::RuntimeException(); // TODO
            throw uno::RuntimeException("invalid next state, only RUNNING state allowed"); // TODO
        }
    }
    else if ( m_nObjectState == embed::EmbedStates::RUNNING )
@@ -271,7 +271,7 @@ void OCommonEmbeddedObject::SwitchStateTo_Impl( sal_Int32 nNextState )
            else
            {
                SAL_WARN( "embeddedobj.common", "Unacceptable state switch!" );
                throw uno::RuntimeException(); // TODO
                throw uno::RuntimeException("invalid next state,only LOADED/INPLACE_ACTIVE/ACTIVE allowed"); // TODO
            }
        }
    }
@@ -339,7 +339,7 @@ void OCommonEmbeddedObject::SwitchStateTo_Impl( sal_Int32 nNextState )
        else
        {
            SAL_WARN( "embeddedobj.common", "Unacceptable state switch!" );
            throw uno::RuntimeException(); // TODO
            throw uno::RuntimeException("invalid next state,only RUNNING/UI_ACTIVE allowed"); // TODO
        }
    }
    else if ( m_nObjectState == embed::EmbedStates::ACTIVE )
@@ -352,7 +352,7 @@ void OCommonEmbeddedObject::SwitchStateTo_Impl( sal_Int32 nNextState )
        else
        {
            SAL_WARN( "embeddedobj.common", "Unacceptable state switch!" );
            throw uno::RuntimeException(); // TODO
            throw uno::RuntimeException("invalid next state, only RUNNING state allowed"); // TODO
        }
    }
    else if ( m_nObjectState == embed::EmbedStates::UI_ACTIVE )