loplugin:constantparam in i18nlangtag

Change-Id: I148a47a9b63b78651ec18cd947f45b8f4dbb9345
Reviewed-on: https://gerrit.libreoffice.org/44094
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

2 files changed, 15 insertions, 21 deletions

diff --git a/i18nlangtag/source/isolang/mslangid.cxx b/i18nlangtag/source/isolang/mslangid.cxx
index 5e2df2ee86c4..6d4b98781640 100644
--- a/i18nlangtag/source/isolang/mslangid.cxx
+++ b/i18nlangtag/source/isolang/mslangid.cxx
@@ -144,26 +144,20 @@ LanguageType MsLangId::resolveSystemLanguageByScriptType( LanguageType nLang, sa
 
 // static
 css::lang::Locale MsLangId::Conversion::convertLanguageToLocale(
-        LanguageType nLang, bool bResolveSystem )
+        LanguageType nLang )
 {
     css::lang::Locale aLocale;
-    if (!bResolveSystem && simplifySystemLanguages( nLang) == LANGUAGE_SYSTEM)
-        ;   // nothing => empty locale
-    else
+    // Still resolve LANGUAGE_DONTKNOW if resolving is not requested,
+    // but not LANGUAGE_SYSTEM or others.
+    LanguageType nOrigLang = nLang;
+    nLang = MsLangId::getRealLanguage(nLang);
+    convertLanguageToLocaleImpl( nLang, aLocale, true );
+    if (aLocale.Language.isEmpty() && simplifySystemLanguages(nOrigLang) == LANGUAGE_SYSTEM)
     {
-        // Still resolve LANGUAGE_DONTKNOW if resolving is not requested,
-        // but not LANGUAGE_SYSTEM or others.
-        LanguageType nOrigLang = nLang;
-        if (bResolveSystem || nLang == LANGUAGE_DONTKNOW)
-            nLang = MsLangId::getRealLanguage( nLang);
-        convertLanguageToLocaleImpl( nLang, aLocale, true);
-        if (bResolveSystem && aLocale.Language.isEmpty() && simplifySystemLanguages( nOrigLang) == LANGUAGE_SYSTEM)
-        {
-            // None found but resolve requested, last resort is "en-US".
-            aLocale.Language = "en";
-            aLocale.Country  = "US";
-            aLocale.Variant.clear();
-        }
+        // None found but resolve requested, last resort is "en-US".
+        aLocale.Language = "en";
+        aLocale.Country  = "US";
+        aLocale.Variant.clear();
     }
     return aLocale;
 }
@@ -187,7 +181,7 @@ css::lang::Locale MsLangId::getFallbackLocale(
 {
     // empty language => LANGUAGE_SYSTEM
     if (rLocale.Language.isEmpty())
-        return Conversion::lookupFallbackLocale( Conversion::convertLanguageToLocale( LANGUAGE_SYSTEM, true));
+        return Conversion::lookupFallbackLocale( Conversion::convertLanguageToLocale( LANGUAGE_SYSTEM ));
     else
         return Conversion::lookupFallbackLocale( rLocale);
 }
diff --git a/i18nlangtag/source/languagetag/languagetag.cxx b/i18nlangtag/source/languagetag/languagetag.cxx
index 1e65fe593f6d..3f887de7d6c1 100644
--- a/i18nlangtag/source/languagetag/languagetag.cxx
+++ b/i18nlangtag/source/languagetag/languagetag.cxx
@@ -961,7 +961,7 @@ LanguageTag::ImplPtr LanguageTag::registerImpl() const
                         // May have involved canonicalize(), so compare with
                         // pImpl->maBcp47 instead of maBcp47!
                         aBcp47 = LanguageTagImpl::convertToBcp47(
-                                MsLangId::Conversion::convertLanguageToLocale( pImpl->mnLangID, true));
+                                MsLangId::Conversion::convertLanguageToLocale( pImpl->mnLangID ));
                         bInsert = (aBcp47 == pImpl->maBcp47);
                     }
                 }
@@ -1344,7 +1344,7 @@ void LanguageTagImpl::convertLocaleToBcp47()
         // locale via LanguageTag::convertToBcp47(LanguageType) and
         // LanguageTag::convertToLocale(LanguageType) would instantiate another
         // LanguageTag.
-        maLocale = MsLangId::Conversion::convertLanguageToLocale( LANGUAGE_SYSTEM, true);
+        maLocale = MsLangId::Conversion::convertLanguageToLocale( LANGUAGE_SYSTEM );
     }
     if (maLocale.Language.isEmpty())
     {
@@ -1488,7 +1488,7 @@ void LanguageTagImpl::convertLangToLocale()
         mbInitializedLangID = true;
     }
     // Resolve system here! The original is remembered as mbSystemLocale.
-    maLocale = MsLangId::Conversion::convertLanguageToLocale( mnLangID, true);
+    maLocale = MsLangId::Conversion::convertLanguageToLocale( mnLangID );
     mbInitializedLocale = true;
 }