loplugin: unused OStrings

Change-Id: I22916424fb97ba27ea6f4e540841a6c851fb8c88

jvmfwk/source/elements.cxx

@@ -909,9 +909,6 @@ void CNodeJavaInfo::writeToNode(xmlDoc* pDoc,
 
 {
     OSL_ASSERT(pJavaInfoNode && pDoc);
-    rtl::OString sExcMsg("[Java framework] Error in function NodeJavaInfo::writeToNode "
-                         "(elements.cxx).");
-
     //write the attribute vendorSettings
 
     //javaInfo@vendorUpdate

jvmfwk/source/fwkbase.cxx

@@ -294,7 +294,6 @@ OUString VendorSettings::getPluginLibrary(const OUString& sVendor)
     OSL_ASSERT(!sVendor.isEmpty());
 
     OString sExcMsg("[Java framework] Error in function getPluginLibrary (fwkbase.cxx).");
-    OString sVendorsPath = getVendorSettingsPath(m_xmlDocVendorSettingsFileUrl);
     OUStringBuffer usBuffer(256);
     usBuffer.appendAscii("/jf:javaSelection/jf:plugins/jf:library[@vendor=\"");
     usBuffer.append(sVendor);