clean up and reduce indent levels

Change-Id: Ifb4597daab338750de1fd6b3db9c21b28c5ce9e6

sw/source/core/unocore/unostyle.cxx

@@ -621,19 +621,13 @@ uno::Sequence<OUString> SwXStyleFamily::getElementNames() throw( uno::RuntimeExc
 sal_Bool SwXStyleFamily::hasByName(const OUString& rName) throw( uno::RuntimeException, std::exception )
 {
     SolarMutexGuard aGuard;
-    bool bRet = false;
-    if(m_pBasePool)
-    {
+    if(!m_pBasePool)
+        throw uno::RuntimeException();
     OUString sStyleName;
-        SwStyleNameMapper::FillUIName(rName, sStyleName, lcl_GetSwEnumFromSfxEnum ( m_eFamily ), true );
+    SwStyleNameMapper::FillUIName(rName, sStyleName, lcl_GetSwEnumFromSfxEnum(m_eFamily), true);
     m_pBasePool->SetSearchMask(m_eFamily);
     SfxStyleSheetBase* pBase = m_pBasePool->Find(sStyleName);
-        bRet = nullptr != pBase;
-    }
-    else
-        throw uno::RuntimeException();
-    return bRet;
-
+    return nullptr != pBase;
 }
 
 uno::Type SwXStyleFamily::getElementType() throw( uno::RuntimeException, std::exception )